117
Applies To: Rathlin Energy (UK) Limited RE-05-EPRA- WNB-DP-009 Prepared By: Tony Fildes Uncontrolled, If Printed Rev: 0 EPRA – WEST NEWTON B–EXPLORATORY OPERATIONS –DRILLING PRODUCTS Rev: Prepared By: Checked By: Approved By: Issued: 0 Tony Fildes Tom Selkirk D Montagu-Smith 08/09/2015 Page 1 of 6 West Newton B Wellsite Drilling Products Exploratory Operations This document contains proprietary information belonging to Rathlin Energy (UK) Limited and shall be used only for the purpose for which it was supplied. It shall not be copied, reproduced, disclosed or otherwise used, nor shall such information be furnished in whole or in part to third parties, except in accordance with the terms of any agreement under which it was supplied or with the prior consent of Rathlin Energy (UK) Limited and shall be returned upon request. © Copyright of Rathlin Energy (UK) Limited

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Applies To: Rathlin Energy (UK) Limited RE-05-EPRA-WNB-DP-009

Prepared By: Tony Fildes Uncontrolled, If Printed Rev: 0

EPRA – WEST NEWTON B – EXPLORATORY OPERATIONS – DRILLING PRODUCTS

Rev: Prepared By: Checked By: Approved By: Issued:0 Tony Fildes Tom Selkirk D Montagu-Smith 08/09/2015

Page 1 of 6

West Newton B WellsiteDrilling Products

Exploratory Operations

This document contains proprietary information belonging to Rathlin Energy (UK) Limited and shallbe used only for the purpose for which it was supplied. It shall not be copied, reproduced, disclosedor otherwise used, nor shall such information be furnished in whole or in part to third parties, exceptin accordance with the terms of any agreement under which it was supplied or with the priorconsent of Rathlin Energy (UK) Limited and shall be returned upon request.

© Copyright of Rathlin Energy (UK) Limited

Applies To: Rathlin Energy (UK) Limited RE-05-EPRA-WNB-DP-009

Prepared By: Tony Fildes Uncontrolled, If Printed Rev: 0

EPRA – WEST NEWTON B – EXPLORATORY OPERATIONS – DRILLING PRODUCTS

Rev: Prepared By: Checked By: Approved By: Issued:0 Tony Fildes Tom Selkirk D Montagu-Smith 08/09/2015

Page 2 of 6

*** Page Left Blank Intentionally ***

Applies To: Rathlin Energy (UK) Limited RE-05-EPRA-WNB-DP-009

Prepared By: Tony Fildes Uncontrolled, If Printed Rev: 0

EPRA – WEST NEWTON B – EXPLORATORY OPERATIONS – DRILLING PRODUCTS

Rev: Prepared By: Checked By: Approved By: Issued:0 Tony Fildes Tom Selkirk D Montagu-Smith 08/09/2015

Page 3 of 6

171/2” INTERVAL DRILLING FLUIDS INFORMATION

Mud Type Bentonite Polymer WBM Total Volume 184m3

Drill from 80m (TVD KB) Drill to 505m (TVD KB)

Proposed Drilling Fluid Composition

Product Unit Size

(kg)

Quantity Total Quantity

(kg)

Concentration

(kg per M3)

Soda Ash 25 3 75 0.41

Caustic soda 12.5 5 62.5 0.34

POLYPAC UL 25 21 525 2.85

Drilling Starch 25 63 1,575 8.56

M–I GEL 25 210 5,250 28.53

Safe–cide 25 3 75 0.41

Contingency Drilling Products Held on Site

Product Unit Size

(kg)

Quantity Total Quantity

(kg)

Soda Ash 25 6 150

Caustic soda 12.5 10 125

POLYPAC UL 25 42 1,050

Drilling Starch 25 126 3150

M–I GEL 25 420 10,500

M-I WATE 25 1,600 40,000

Safe–cide 25 5 125

NUTSHELLS (all grades) 25 20 500

DYNARED (all grades) 12 42 504

KWIK-SEAL (all grades) 18 28 504

SAFECARB (all grades) 25 40 1,000

Citric Acid 25 20 500

DEFOAM PLUS NS 25 8 200

Applies To: Rathlin Energy (UK) Limited RE-05-EPRA-WNB-DP-009

Prepared By: Tony Fildes Uncontrolled, If Printed Rev: 0

EPRA – WEST NEWTON B – EXPLORATORY OPERATIONS – DRILLING PRODUCTS

Rev: Prepared By: Checked By: Approved By: Issued:0 Tony Fildes Tom Selkirk D Montagu-Smith 08/09/2015

Page 4 of 6

121/4” INTERVAL DRILLING FLUIDS INFORMATION

Mud Type KCl Polymer WBM Total Volume 288m3

Drill from 505m (TVD KB) Drill to 1,510m (TVD KB)

Proposed Drilling Fluid Composition

Product Unit Size

(kg)

Quantity Total Quantity

(kg)

Concentration

(kg per M3)

KCl Brine 1,000 78.3 78,300 271.88

Soda Ash 25 5 125 0.43

Caustic soda 12.5 10 125 0.43

DUO-VIS 25 33 825 2.86

POLYPAC UL 25 33 825 2.86

Drilling Starch 25 132 3,300 11.46

Safe–cide 25 4 100 0.35

M-I WATE 1,000 33 33,000 114.58

Contingency Drilling Products Held on Site

Product Unit Size

(kg)

Quantity Total Quantity

(kg)

KCl Brine 1,000 156.6 156,600

Soda Ash 25 10 250

Caustic soda 12.5 19 237.5

DUO-VIS 25 66 1,650

POLYPAC UL 25 66 1,650

Drilling Starch 25 264 6,600

Safe–cide 25 8 200

M-I WATE 1,000 66 66,000

DEFOAM PLUS NS 25 12 300

NUTSHELLS (all grades) 25 20 500

DYNARED (all grades) 12 42 504

KWIK-SEAL (all grades) 18 28 504

Applies To: Rathlin Energy (UK) Limited RE-05-EPRA-WNB-DP-009

Prepared By: Tony Fildes Uncontrolled, If Printed Rev: 0

EPRA – WEST NEWTON B – EXPLORATORY OPERATIONS – DRILLING PRODUCTS

Rev: Prepared By: Checked By: Approved By: Issued:0 Tony Fildes Tom Selkirk D Montagu-Smith 08/09/2015

Page 5 of 6

SAFECARB (all grades) 25 40 1,000

Citric Acid 25 20 500

KCl Salt 1,000 6 6,000

81/2” INTERVAL DRILLING FLUIDS INFORMATION

Mud Type Mixed Salt Saturated Polymer WBM Total Volume 168m3

Drill from 1,510m (TVD KB) Drill to 2,044m (TVD KB)

Proposed Drilling Fluid Composition

Product Unit Size

(kg)

Quantity Total Quantity

(kg)

Concentration

(kg per M3)

KCL Salt 1,000 10 10,000 59.52

Soda Ash 25 3 75 0.45

Caustic soda 12.5 3 37.5 0.22

DUO-VIS 25 29 725 4.32

POLYPAC UL 25 29 725 4.32

Drilling Starch 25 58 1,450 8.63

Safe–cide 25 2 50 0.30

M-I WATE 1,000 27 27,000 160.71

Contingency Drilling Products Held on Site

Product Unit Size

(kg)

Quantity Total Quantity

(kg)

NaCl Brine 1,000 347.4 347,400

KCl Salt 1,000 20 20,000

Soda Ash 25 6 150

Caustic soda 25 3 75

DUO-VIS 25 58 1,450

POLYPAC UL 25 58 1,450

Drilling Starch 25 116 2,900

Safe–cide 25 4 100

Applies To: Rathlin Energy (UK) Limited RE-05-EPRA-WNB-DP-009

Prepared By: Tony Fildes Uncontrolled, If Printed Rev: 0

EPRA – WEST NEWTON B – EXPLORATORY OPERATIONS – DRILLING PRODUCTS

Rev: Prepared By: Checked By: Approved By: Issued:0 Tony Fildes Tom Selkirk D Montagu-Smith 08/09/2015

Page 6 of 6

M-I WATE 1,000 54 54,000

DEFOAM PLUS NS 25 12 300

NUTSHELLS (all grades) 25 20 500

DYNARED (all grades) 12 42 504

KWIK-SEAL (all grades) 18 28 504

SAFECARB (all grades) 25 40 1,000

Citric Acid 25 20 500

CONQOR 404 NS 25 36 900

REVISION DATE: 25-Sep-10 - Rev 06: 0656

SAFETY DATA SHEET

Caustic Soda

1 IDENTIFICATION OF THE SUBSTANCE/PREPARATION AND OF THE COMPANY/UNDERTAKING

PRODUCT NAME Caustic Soda

CHEMICAL NAME Sodium hydroxide

PRODUCT NO. CASOGEN, CASO004, CASO025

APPLICATION Unblocks drains and clears waste pipes.

BarrettineSUPPLIER

Barrettine Works

St Ivel Way

Warmley

Bristol

BS30 8TY

0117 960 0060

0117 935 2437

[email protected]

EMERGENCY TELEPHONE 0870 190 6777

2 HAZARDS IDENTIFICATION

CLASSIFICATION (1999/45) C;R35.

CLASSIFICATION (EC 1272/2008)

Physical Not classified.

Health Skin Corr. 1A - H314

Environmental Not classified.

LABEL IN ACCORDANCE WITH (EC) NO. 1272/2008

SIGNAL WORD Danger

CONTAINS SODIUM HYDROXIDE

HAZARD STATEMENTS

H314 Causes severe skin burns and eye damage.

PRECAUTIONARY STATEMENTS

Store locked up. Keep out of reach of children.

P280 Wear protective gloves/protective clothing/eye protection/face protection.

P303/361/353 IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing.

Rinse skin with water/shower.

P305/351/338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact

lenses, if present and easy to do. Continue rinsing.

P301/330/331/313 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. Get medical

advice/attention.

P501B Dispose of contents/container to hazardous waste collection point.

HUMAN HEALTH

Corrosive. Prolonged contact causes serious eye and tissue damage.

3 COMPOSITION/INFORMATION ON INGREDIENTS

51 /

REVISION DATE: 25-Sep-10 - Rev 06: 0656

Caustic Soda

SODIUM HYDROXIDE >98%

CAS-No.: 1310-73-2 EC No.: 215-185-5

CLASSIFICATION (67/548)

C;R35

CLASSIFICATION (EC 1272/2008)

Skin Corr. 1A - H314

The Full Text for all R-Phrases and Hazard Statements are Displayed in Section 16

4 FIRST-AID MEASURES

GENERAL INFORMATION

Immediately remove affected person from source of exposure. Provide first-aid, rest, warmth and fresh air. First-aiders

should avoid direct contact with this product and should wear protective gloves, goggles and clothing. Get medical attention

immediately!

INHALATION

Keep the affected person warm and at rest. Get prompt medical attention.

INGESTION

NEVER MAKE AN UNCONSCIOUS PERSON VOMIT OR DRINK FLUIDS! Rinse mouth thoroughly. Get medical attention

immediately! Promptly get affected person to drink large volumes of water to dilute the swallowed chemical.

SKIN CONTACT

Remove contaminated clothing. Wash the skin immediately with soap and water. Get medical attention immediately!

EYE CONTACT

Check for contact lenses which must be removed from the eyes before rinsing.

Promptly rinse eyes with plenty of clean water while lifting the eyelids.

Continue to rinse for at least 15 minutes. Continue until the eyes are free of all traces of contamination.

Get immediate medical attention.

5 FIRE-FIGHTING MEASURES

EXTINGUISHING MEDIA

Use fire-extinguishing media appropriate for surrounding materials. For large fires use: Water spray, fog or mist. Alcohol

resistant foam.

SPECIAL FIRE FIGHTING PROCEDURES

Contaminated fire water must not be allowed to contaminate ground or enter drains, sewers or water courses. Provide

bunding against fire water run-off.

UNUSUAL FIRE & EXPLOSION HAZARDS

Corrosive to metals. Liberates highly flammable hydrogen gas.

PROTECTIVE MEASURES IN FIRE

Wear self-contained breathing apparatus and full protective clothing. Keep all unnecessary people away. Fire water run-off

must not be allowed to contaminate ground or enter drains, sewers or water courses. Provide bunding against fire water

run-off.

6 ACCIDENTAL RELEASE MEASURES

PERSONAL PRECAUTIONS

Wear protective clothing (see Section 8). Keep unnecessary people at a safe distance.

ENVIRONMENTAL PRECAUTIONS

Do not allow ANY environmental contamination. Cover all drains and sewers. Avoid spreading spilt material.

SPILL CLEAN UP METHODS

DO NOT TOUCH SPILLED MATERIAL! Stop leak if possible without risk. Avoid generation and spreading of dust.

Sweep-up and place into clearly labelled containers for recovery or disposal. (see section 13)

Cover and move the containers. Flush the area with water. Flushings must not be allowed to contaminate ground or enter

drains, sewers or water courses. Provide bunding against water run-off.

Clean-up personnel should wash contaminated skin thoroughly after dealing with spillage.

7 HANDLING AND STORAGE

USAGE PRECAUTIONS

Prevent spilling, skin and eye contact. Avoid inhalation of dust. Use only with adequate ventilation.

STORAGE PRECAUTIONS

Store in tightly closed original container in a dry, cool and well-ventilated place. Store away from: Acids. Stored containers

should be routinely inspected for damage and leakage.

52 /

REVISION DATE: 25-Sep-10 - Rev 06: 0656

Caustic SodaSUITABLE STORAGE MATERIALS

Keep in original container. Stainless steel. Most plastics

8 EXPOSURE CONTROLS/PERSONAL PROTECTION

Std STEL - 15 minTWA - 8 hrsName Notes

WEL 2 mg/m3SODIUM HYDROXIDE

WEL = Workplace Exposure Limit.

PROCESS CONDITIONS

Provide eyewash, quick drench.

ENGINEERING MEASURES

Handling should take place with controlled ventilation sufficient to remove dust arising from handling but which does not

itself lead to dust formation.

Operators should in any case wear RPE.

RESPIRATORY EQUIPMENT

If ventilation is insufficient suitable respiratory protection must be provided.

Seek recommendations and advice from equipment manufacturer or supplier.

HAND PROTECTION

Wear suitable protective gloves conforming to EN 374. Seek recommendations from manufacturer or supplier. After using

gloves the hands should be washed and dried thoroughly and a suitable moisturiser applied. Suitable gloves may include -

Neoprene.

EYE PROTECTION

Wear tightly fitting safety goggles conforming to EN166

OTHER PROTECTION

Wear appropriate clothing to prevent any possibility of skin contact.

HYGIENE MEASURES

DO NOT SMOKE IN WORK AREA! Wash at the end of each work shift and before eating, smoking and using the toilet.

Wash promptly if skin becomes wet or contaminated. Promptly remove any clothing that becomes contaminated. When

using do not eat, drink or smoke.

9 PHYSICAL AND CHEMICAL PROPERTIES

APPEARANCE Granules, prills or pellets.

COLOUR White

SOLUBILITY Soluble in water.

MELTING POINT (°C) 318°C RELATIVE DENSITY 2.13

BULK DENSITY ~1175 kg/m3 pH-VALUE, DILUTED SOLUTION >11.5 1%

10 STABILITY AND REACTIVITY

STABILITY

Stable under normal conditions of storage and use. See section 7. The substance is hygroscopic and will absorb water by

contact with the moisture in the air.

CONDITIONS TO AVOID

May attack light-alloy metals and liberate hydrogen gas. (e.g. aluminium, magnesium, zinc.)

MATERIALS TO AVOID

Reacts strongly with some metals, metal powders and metal alloys including aluminium (Al), copper (Cu), tin (Sn) and zinc

(Zn). to evolve Extremely flammable Hydrogen.

HAZARDOUS DECOMPOSITION PRODUCTS

Decomposition can lead to the formation of toxic gases or fumes, including Hydrogen.

11 TOXICOLOGICAL INFORMATION

GENERAL INFORMATION

Seek medical attention for all burns, regardless how minor they may seem.

INHALATION

May cause damage to mucous membranes in nose, throat, lungs and bronchial system.

INGESTION

Causes severe burns. May cause chemical burns in mouth and throat. Ingestion may result in perforation of the

oesophagus, accompanied by vomiting blood, diarrhoea, haemolysis, haemoglobinuria and shock.

53 /

REVISION DATE: 25-Sep-10 - Rev 06: 0656

Caustic SodaSKIN CONTACT

Causes severe burns.

EYE CONTACT

Strongly corrosive. Causes severe burns and serious eye damage. Immediate first aid is imperative.

12 ECOLOGICAL INFORMATION

ECOTOXICITY

Not regarded as dangerous for the environment.

MOBILITY

The product is soluble in water. Discharge of large amounts causes changes in pH which may affect effluent and sewage

treatment processes.

ACUTE FISH TOXICITY

Discharge of large quantities may kill fish and other aquatic life due to excessive changes in water pH.

WATER HAZARD CLASSIFICATION

WGK 1 ID = 142 Sodium hydroxide.

13 DISPOSAL CONSIDERATIONS

GENERAL INFORMATION

Empty but unlaundered containers must be treated in the same manner as when full; labels should not be removed.

DISPOSAL METHODS

Product is classified as hazardous waste. Disposal of waste material and empty containers must be by means of a licensed

waste contractor.

14 TRANSPORT INFORMATION

UK ROAD CLASS 8

PROPER SHIPPING NAME SODIUM HYDROXIDE, SOLID

1823UN NO. ROAD IIUK ROAD PACK GR.

8ADR CLASS NO. Class 8: Corrosive

substances.

ADR CLASS

IIADR PACK GROUP (E)TUNNEL RESTRICTION CODE

80HAZARD No. (ADR) 8ADR LABEL NO.

2WHAZCHEM CODE 80GC6-II+IIICEFIC TEC(R) NO.

8RID CLASS NO. IIRID PACK GROUP

1823UN NO. SEA 8IMDG CLASS

IIIMDG PACK GR. F-A, S-BEMS

1823UN NO. AIR 8AIR CLASS

IIAIR PACK GR.

15 REGULATORY INFORMATION

EU DIRECTIVES

EC Regulation 1907/2006 (as amended) : 'REACH'.

Dangerous Substances DIrective 67/548/EEC.

Dangerous Preparations Directive 1999/45/EC.

STATUTORY INSTRUMENTS

Chemicals (Hazard Information and Packaging for Supply) Regulations 2009 SI No 716. (CHIP4).

Control of Substances Hazardous to Health Regulations (as amended). (COSHH)

Carriage of Dangerous Goods and Use of Transportable Pressure Equipment Regulations 2007. (CDG 2009)

APPROVED CODE OF PRACTICE

The Control of Substances Hazardous to Health Regulations 2002 (as amended). Approved code of practice and guidance.

Fifth Edition 2005. HSE Books, or download at: http://www.hse.gov.uk/pubns/priced/l5.pdf

54 /

REVISION DATE: 25-Sep-10 - Rev 06: 0656

Caustic SodaApproved classification and labelling guide L131 (Sixth Edition - 2009)

GUIDANCE NOTES

CHIP for everyone HSG(108).

Workplace Exposure Limits EH40.

Introduction to Local Exhaust Ventilation HS(G)37.

16 OTHER INFORMATION

REVISION COMMENTS

New format SDS, including classification to CLP. (EC1272/2008)

REVISION DATE 25-Sep-10 - Rev 06: 0656

REV. NO./REPL. SDS

GENERATED

06 - replaces version 05 dated 21-04-2010

RISK PHRASES IN FULL

Causes severe burns.R35

HAZARD STATEMENTS IN FULL

Causes severe skin burns and eye damage.H314

DISCLAIMER

This information relates only to the specific material designated and may not be valid for such material used in combination with any other materials or in

any process. Such information is, to the best of the company's knowledge and belief, accurate and reliable as of the date indicated. However, no

warranty guarantee or representation is made to its accuracy, reliability or completeness. It is the user's responsibility to satisfy himself as to the

suitability of such information for his own particular use.

55 /

Revision Date 28-Feb-13

Revision 6

Supersedes date 14-Mar-08

SDS No. 11350

SAFETY DATA SHEET

CITRIC ACID

SECTION 1: IDENTIFICATION OF THE SUBSTANCE/MIXTURE AND OF THE COMPANY/UNDERTAKING

1.1. Product identifier

Product name CITRIC ACID

1.2. Relevant identified uses of the substance or mixture and uses advised against

Identified uses Oil well drilling fluid additive. pH modifier.

1.3. Details of the supplier of the safety data sheet

M-I SWACOSupplier

A Schlumberger Company

Woodlands Drive

Kirkhill Industrial Estate

Dyce, Aberdeen AB21 0GW

Scotland UK

T=+44(0)1224-246600

F=+11(0)1224-246699

Email - [email protected]

1.4. Emergency telephone number

(24 Hour) Australia +61 2801 44558, Asia Pacific +65 3158 1074, China +86 10 5100 3039, Europe +44 (0) 1235 239 670, Middle East and

Africa +44 (0) 1235 239 671, New Zealand +64 9929 1483, USA 001 281 561 1600.

National Emergency Telephone Number

+31 (0)30-2748888 Only for the purpose of informing medical personnel in cases of acute intoxications in the Netherlands.

SECTION 2: HAZARDS IDENTIFICATION

2.1. Classification of the substance or mixture

Classification (EC 1272/2008)

Physical and Chemical Hazards Not classified.

Human health Eye Irrit. 2 - H319

Environment Not classified.

Classification (1999/45/EEC) Xi;R36.

The Full Text for all R-Phrases and Hazard Statements are Displayed in Section 16.

2.2. Label elements

Label In Accordance With (EC) No. 1272/2008

Signal Word Warning

Hazard Statements

H319 Causes serious eye irritation.

Precautionary Statements

P337+313 If eye irritation persists: Get medical advice/attention.

Supplementary Precautionary Statements

P280 Wear protective gloves/protective clothing/eye protection/face protection.

P264 Wash contaminated skin thoroughly after handling.

71 /

SDS No. 11350

CITRIC ACID

P305+351+338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact

lenses, if present and easy to do. Continue rinsing.

2.3. Other hazards

Not Classified as PBT/vPvB by current EU criteria.

SECTION 3: COMPOSITION/INFORMATION ON INGREDIENTS

3.2. Mixtures

CITRIC ACID MONOHYDRATE 60-100%

CAS-No.: 5949-29-1 EC No.:

Classification (67/548/EEC)

Xi;R36.

Classification (EC 1272/2008)

Eye Irrit. 2 - H319

The Full Text for all R-Phrases and Hazard Statements are Displayed in Section 16.

Composition Comments

The data shown is in accordance with the latest EC Directives.

SECTION 4: FIRST AID MEASURES

4.1. Description of first aid measures

Inhalation

Move the exposed person to fresh air at once. If respiratory problems, artificial respiration/oxygen. Get medical attention if any discomfort

continues.

Ingestion

Immediately give a couple of glasses of water or milk, provided the victim is fully conscious. Get medical attention if any discomfort continues.

Skin contact

Remove contaminated clothing immediately and wash skin with soap and water. Get medical attention promptly if symptoms occur after

washing.

Eye contact

Make sure to remove any contact lenses from the eyes before rinsing. Promptly wash eyes with plenty of water while lifting the eye lids.

Continue to rinse for at least 15 minutes and get medical attention.

4.2. Most important symptoms and effects, both acute and delayed

General information

The severity of the symptoms described will vary dependant of the concentration and the length of exposure. If adverse symptoms develop as

described the casualty should be transferred to hospital as soon as possible. For further information, please refer to section 11.

4.3. Indication of any immediate medical attention and special treatment needed

Treat Symptomatically.

SECTION 5: FIREFIGHTING MEASURES

5.1. Extinguishing media

Extinguishing media

Water spray, foam, dry powder or carbon dioxide.

5.2. Special hazards arising from the substance or mixture

Hazardous combustion products

Fire or high temperatures create: Irritating gases/vapours/fumes of: Carbon monoxide (CO). Carbon dioxide (CO2).

Unusual Fire & Explosion Hazards

High concentrations of dust may form explosive mixture with air.

5.3. Advice for firefighters

Special Fire Fighting Procedures

Containers close to fire should be removed immediately or cooled with water.

Protective equipment for fire-fighters

Self contained breathing apparatus and full protective clothing must be worn in case of fire.

72 /

SDS No. 11350

CITRIC ACID

SECTION 6: ACCIDENTAL RELEASE MEASURES

6.1. Personal precautions, protective equipment and emergency procedures

Wear protective clothing as described in Section 8 of this safety data sheet.

6.2. Environmental precautions

Do not allow to enter drains, sewers or watercourses.

6.3. Methods and material for containment and cleaning up

Avoid generation and spreading of dust. Remove spillage with vacuum cleaner. If not possible, collect spillage with shovel, broom or the like.

Flush with plenty of water to clean spillage area. Do not let washing down water contaminate ponds or waterways.

6.4. Reference to other sections

For waste disposal, see section 13.

SECTION 7: HANDLING AND STORAGE

7.1. Precautions for safe handling

Avoid inhalation of dust and contact with skin and eyes. Avoid handling which leads to dust formation.

7.2. Conditions for safe storage, including any incompatibilities

Store in tightly closed original container in a dry, cool and well-ventilated place. Store separated from: Alkalis. Oxidising material.

Storage Class

Chemical storage.

7.3. Specific end use(s)

The identified uses for this product are detailed in Section 1.2.

SECTION 8: EXPOSURE CONTROLS/PERSONAL PROTECTION

8.1. Control parameters

Ingredient Comments

NUI = Nuisance dust, WEL TWA 4mg/m3 Respirable Dust, 10 mg/m3 Total Dust.

8.2. Exposure controls

Protective equipment

Process conditions

All chemical Personal Protective Equipment (PPE) should be selected based on an assessment of both the chemical hazard present and the

risk of exposure to those hazards. The PPE recommendations below are based on an assessment of the chemical hazards associated with this

product. Where this product is used in a mixture with other products or fluids, additional hazards may be created and as such further

assessment of risk may be required. The risk of exposure and need of respiratory protection will vary from workplace to workplace and should

be assessed by the user in each situation.

Engineering measures

Provide adequate general and local exhaust ventilation.

Respiratory equipment

No specific recommendation made, but respiratory protection may still be required under exceptional circumstances when excessive air

contamination exists. Wear mask supplied with: Dust filter P2 (for fine dust).

Hand protection

For prolonged or repeated skin contact use suitable protective gloves. Butyl rubber. Polyvinyl chloride (PVC).

Eye protection

Wear approved safety goggles.

Other Protection

Wear appropriate clothing to prevent any possibility of skin contact. Provide eyewash station.

73 /

SDS No. 11350

CITRIC ACID

SECTION 9: PHYSICAL AND CHEMICAL PROPERTIES

9.1. Information on basic physical and chemical properties

Appearance Crystals or crystalline

Colour White.

Odour Odourless.

Solubility Soluble in water.

Melting point (°C) 153°C

Relative density 1.542g/cm3 @ 20°C

Bulk Density 900 kg/m3

pH-Value, Diluted Solution 1.6 @ 100g/l

Solubility Value (G/100G

H2O@20°C)

60

Auto Ignition Temperature (°C) 1010°C

9.2. Other information

Not relevant

SECTION 10: STABILITY AND REACTIVITY

10.1. Reactivity

Violent reaction with: Strong alkalis. Strong oxidising agents.

10.2. Chemical stability

Stable under normal temperature conditions and recommended use.

10.3. Possibility of hazardous reactions

Not known.

10.4. Conditions to avoid

None known.

10.5. Incompatible materials

Materials To Avoid

Strong alkalis. Strong oxidising agents.

10.6. Hazardous decomposition products

Fire or high temperatures create: Irritating gases/vapours/fumes of: Carbon monoxide (CO). Carbon dioxide (CO2).

SECTION 11: TOXICOLOGICAL INFORMATION

11.1. Information on toxicological effects

Toxic Dose 1 - LD 50

5040 mg/kg (oral-mouse)

Toxic Dose 2 - LD 50

3000 mg/kg (oral rat)

Acute toxicity:

Acute Toxicity (Oral LD50)

> 7000 mg/kg Rabbit

ATE (Oral)

3000 mg/kg

Aspiration hazard:

Not anticipated to present an aspiration hazard based on chemical structure.

Inhalation

Dust may irritate respiratory system or lungs.

74 /

SDS No. 11350

CITRIC ACID

Ingestion

May irritate and cause stomach pain, vomiting and diarrhoea.

Skin contact

Skin irritation is not anticipated when used normally.

Eye contact

Causes serious eye irritation. Particles in the eyes may cause irritation and smarting.

Route of entry

No route of entry noted.

Target Organs

No specific target organs noted

SECTION 12: ECOLOGICAL INFORMATION

Ecotoxicity

Contact M-I SWACO's QHSE Department for ecological information at [email protected].

12.1. Toxicity

Acute Fish Toxicity

Not considered toxic to fish.

LC 50, 96 Hrs, Fish mg/l 440 - 760

12.2. Persistence and degradability

Degradability

There are no data on the degradability of this product.

12.3. Bioaccumulative potential

Bioaccumulative potential

No data available on bioaccumulation.

12.4. Mobility in soil

Mobility:

The product is soluble in water.

12.5. Results of PBT and vPvB assessment

This product does not contain any PBT or vPvB substances.

12.6. Other adverse effects

None known.

SECTION 13: DISPOSAL CONSIDERATIONS

13.1. Waste treatment methods

Recover and reclaim or recycle, if practical. Dispose of waste and residues in accordance with local authority requirements.

Waste Class

EWC-code: 06 01 06. 7134. Organic acids.

SECTION 14: TRANSPORT INFORMATION

General The product is not covered by international regulation on the transport of dangerous goods (IMDG, IATA,

ADR/RID).

14.1. UN number

Not applicable.

14.2. UN proper shipping name

Not applicable.

75 /

SDS No. 11350

CITRIC ACID

14.3. Transport hazard class(es)

Not applicable.

14.4. Packing group

Not applicable.

14.5. Environmental hazards

Environmentally Hazardous Substance/Marine Pollutant

No.

14.6. Special precautions for user

Not applicable.

14.7. Transport in bulk according to Annex II of MARPOL73/78 and the IBC Code

Not applicable. Please contact [email protected] for info regarding transport in Bulk.

SECTION 15: REGULATORY INFORMATION

15.1. Safety, health and environmental regulations/legislation specific for the substance or mixture

Uk Regulatory References

Chemicals (Hazard Information & Packaging) Regulations. Control of Substances Hazardous to Health Regulations 2002 (as amended)

Workplace Exposure Limits EH40.

EU Legislation

Regulation (EC) No 1907/2006 of the European Parliament and of the Council of 18 December 2006 concerning the Registration, Evaluation,

Authorisation and Restriction of Chemicals (REACH), establishing a European Chemicals Agency, amending Directive 1999/45/EC and

repealing Council Regulation (EEC) No 793/93 and Commission Regulation (EC) No 1488/94 as well as Council Directive 76/769/EEC and

Commission Directives 91/155/EEC, 93/67/EEC, 93/105/EC and 2000/21/EC, including amendments.

National Regulations

In accordance with Dutch Mining Regulation 9.2 and ARBO regulation Chapter 4.

Water hazard classification

WGK 1

15.2. Chemical Safety Assessment

International Chemical Inventories

Contact [email protected] for REACH information. Complies with the following national/regional chemical inventory requirements:

Australia (AICS), Canada (DSL / NDSL), China (IECSC), Europe (EINECS / ELINCS), Japan (METI / ENCS), Korea (TCCL / ECL), New

Zealand (NZIoC), Phillipines (PICCS), United States (TSCA).

SECTION 16: OTHER INFORMATION

Information Sources

Product information provided by the commercial vendor(s). Material Safety Data Sheet, Misc. manufacturers. LOLI. European Chemicals

Bureau - ESIS (European Chemical Substances Information).

Revision Comments

General revision.

Issued By Sarah Malone

Revision Date 28-Feb-13

Revision 6

Supersedes date 14-Mar-08

SDS No. 11350

Signature Laura McDonald

Signature 2 Sandra McWilliam

Risk Phrases In Full

Irritating to eyes.R36

Hazard Statements In Full

Causes serious eye irritation.H319

76 /

SDS No. 11350

CITRIC ACID

Disclaimer

MSDS furnished independent of product sale. While every effort has been made to accurately describe this product, some of the data are obtained from

sources beyond our direct supervision. We cannot make any assertions as to its reliability or completeness; therefore, user may rely only at user's risk. We

have made no effort to censor or conceal deleterious aspects of this product. Since we cannot anticipate or control the conditions under which this

information and product may be used, we make no guarantee that the precautions we have suggested will be adequate for all individuals and/or situations. It

is the obligation of each user of this product to comply with the requirements of all applicable laws regarding use and disposal of this product. Additional

information will be furnished upon request to assist the user; however, no warranty, either expressed or implied, nor liability of any nature with respect to this

product or to the data herein is made or incurred hereunder.

77 /

Revision Date 15-Oct-12

Revision 0

SDS No. 15797

SAFETY DATA SHEET

DEFOAM PLUS NS*

SECTION 1: IDENTIFICATION OF THE SUBSTANCE/MIXTURE AND OF THE COMPANY/UNDERTAKING

1.1. Product identifier

Product name DEFOAM PLUS NS*

1.2. Relevant identified uses of the substance or mixture and uses advised against

Identified uses Defoamer.

1.3. Details of the supplier of the safety data sheet

M-I SWACOSupplier

A Schlumberger Company

Woodlands Drive

Kirkhill Industrial Estate

Dyce, Aberdeen AB21 0GW

Scotland UK

T=+44(0)1224-246600

F=+11(0)1224-246699

Email - [email protected]

1.4. Emergency telephone number

(24 Hour) Australia +61 2801 44558, Asia Pacific +65 3158 1074, China +86 10 5100 3039, Europe +44 (0) 1235 239 670, Middle East and

Africa +44 (0) 1235 239 671, New Zealand +64 9929 1483, USA 001 281 561 1600.

SECTION 2: HAZARDS IDENTIFICATION

2.1. Classification of the substance or mixture

Classification (1999/45/EEC) Not classified.

2.2. Label elements

Risk Phrases

NC Not classified.

Safety Phrases

NC Not classified.

2.3. Other hazards

Not Classified as PBT/vPvB by current EU criteria.

SECTION 3: COMPOSITION/INFORMATION ON INGREDIENTS

3.2. Mixtures

FATTY ACID DERIVATIVES 60-100%

Classification (67/548/EEC)

Not classified.

Classification (EC 1272/2008)

Not classified.

The Full Text for all R-Phrases and Hazard Statements are Displayed in Section 16.

Composition Comments

The data shown is in accordance with the latest EC Directives.

SECTION 4: FIRST AID MEASURES

4.1. Description of first aid measures

61 /

SDS No. 15797

DEFOAM PLUS NS*

Inhalation

Move the exposed person to fresh air at once. If respiratory problems, artificial respiration/oxygen. Get medical attention if any discomfort

continues.

Ingestion

Immediately give a couple of glasses of water or milk, provided the victim is fully conscious. Get medical attention if any discomfort continues.

Skin contact

Remove contaminated clothing immediately and wash skin with soap and water. Get medical attention promptly if symptoms occur after

washing.

Eye contact

Make sure to remove any contact lenses from the eyes before rinsing. Promptly wash eyes with plenty of water while lifting the eye lids.

Continue to rinse for at least 15 minutes. Get medical attention if any discomfort continues.

4.2. Most important symptoms and effects, both acute and delayed

Inhalation.

This is unlikely to occur but symptoms similar to those of ingestion may develop.

Ingestion

May cause discomfort if swallowed.

Skin contact

Prolonged skin contact may cause redness and irritation.

Eye contact

May cause temporary eye irritation.

4.3. Indication of any immediate medical attention and special treatment needed

Get medical attention if any discomfort continues.

SECTION 5: FIREFIGHTING MEASURES

5.1. Extinguishing media

Extinguishing media

Water spray, foam, dry powder or carbon dioxide.

5.2. Special hazards arising from the substance or mixture

Hazardous combustion products

When heated, vapours/gases hazardous to health may be formed.

5.3. Advice for firefighters

Special Fire Fighting Procedures

Containers close to fire should be removed immediately or cooled with water.

Protective equipment for fire-fighters

Self contained breathing apparatus and full protective clothing must be worn in case of fire.

SECTION 6: ACCIDENTAL RELEASE MEASURES

6.1. Personal precautions, protective equipment and emergency procedures

Wear protective clothing as described in Section 8 of this safety data sheet.

6.2. Environmental precautions

Do not allow to enter drains, sewers or watercourses.

6.3. Methods and material for containment and cleaning up

Stop leak if possible without risk. Dike far ahead of larger spills for later disposal. Absorb spillage with suitable absorbent material. Shovel into

dry containers. Cover and move the containers. Flush the area with water.

6.4. Reference to other sections

Wear protective clothing as described in Section 8 of this safety data sheet.

SECTION 7: HANDLING AND STORAGE

7.1. Precautions for safe handling

Avoid spilling, skin and eye contact. Avoid inhalation of vapours and spray mists.

7.2. Conditions for safe storage, including any incompatibilities

Store in tightly closed original container in a dry, cool and well-ventilated place.

7.3. Specific end use(s)

The identified uses for this product are detailed in Section 1.2.

62 /

SDS No. 15797

DEFOAM PLUS NS*

SECTION 8: EXPOSURE CONTROLS/PERSONAL PROTECTION

8.1. Control parameters

Ingredient Comments

No exposure limits noted for ingredient(s).

8.2. Exposure controls

Protective equipment

Process conditions

All chemical Personal Protective Equipment (PPE) should be selected based on an assessment of both the chemical hazard present and the

risk of exposure to those hazards. The PPE recommendations below are based on an assessment of the chemical hazards associated with this

product. Where this product is used in a mixture with other products or fluids, additional hazards may be created and as such further

assessment of risk may be required. The risk of exposure and need of respiratory protection will vary from workplace to workplace and should

be assessed by the user in each situation.

Engineering measures

Provide adequate general and local exhaust ventilation.

Respiratory equipment

No specific recommendation made, but respiratory protection may still be required under exceptional circumstances when excessive air

contamination exists. Chemical respirator with organic vapour cartridge.

Hand protection

For prolonged or repeated skin contact use suitable protective gloves. Use protective gloves made of: Nitrile. or Neoprene.

Eye protection

Wear approved chemical safety goggles where eye exposure is reasonably probable.

Other Protection

Wear appropriate clothing to prevent any possibility of skin contact. Provide eyewash station.

SECTION 9: PHYSICAL AND CHEMICAL PROPERTIES

9.1. Information on basic physical and chemical properties

Appearance Liquid

Colour Light amber

Odour Slight odour.

Solubility Insoluble in water

Relative density ~ 0.96 s.g

Flash point >130°C

9.2. Other information

Not relevant

SECTION 10: STABILITY AND REACTIVITY

10.1. Reactivity

There are no known reactivity hazards associated with this product.

10.2. Chemical stability

Stable under normal temperature conditions and recommended use.

10.3. Possibility of hazardous reactions

Not known.

10.4. Conditions to avoid

Not known.

10.5. Incompatible materials

Materials To Avoid

Not known.

63 /

SDS No. 15797

DEFOAM PLUS NS*

10.6. Hazardous decomposition products

When heated, vapours/gases hazardous to health may be formed.

SECTION 11: TOXICOLOGICAL INFORMATION

11.1. Information on toxicological effects

Acute toxicity:

Acute Toxicity (Oral LD50)

> 2000 mg/kg Rat

*Based on components

Aspiration hazard:

Not anticipated to present an aspiration hazard based on chemical structure.

Inhalation

Gas or vapour in high concentrations may irritate respiratory system.

Ingestion

May cause discomfort if swallowed.

Skin contact

Prolonged and frequent contact may cause redness and irritation.

Eye contact

Spray and vapour in the eyes may cause irritation and smarting.

Route of entry

No route of entry noted.

Target Organs

No specific target organs noted

SECTION 12: ECOLOGICAL INFORMATION

Ecotoxicity

Contact M-I SWACO's QHSE Department for ecological information at [email protected].

12.1. Toxicity

Acute Toxicity - Fish

LC50 > 100 mg/l

*Aquatic species (calculated data following Dir. 1999/45/CE)

12.2. Persistence and degradability

Degradability

There are no data on the degradability of this product.

12.3. Bioaccumulative potential

Bioaccumulative potential

No data available on bioaccumulation.

12.4. Mobility in soil

Mobility:

The product is insoluble in water.

12.5. Results of PBT and vPvB assessment

Not Classified as PBT/vPvB by current EU criteria.

12.6. Other adverse effects

None known.

64 /

SDS No. 15797

DEFOAM PLUS NS*

SECTION 13: DISPOSAL CONSIDERATIONS

13.1. Waste treatment methods

Recover and reclaim or recycle, if practical. Dispose of waste and residues in accordance with local authority requirements.

SECTION 14: TRANSPORT INFORMATION

General The product is not covered by international regulation on the transport of dangerous goods (IMDG, IATA,

ADR/RID).

14.1. UN number

Not applicable.

14.2. UN proper shipping name

Not applicable.

14.3. Transport hazard class(es)

Not applicable.

14.4. Packing group

Not applicable.

14.5. Environmental hazards

Environmentally Hazardous Substance/Marine Pollutant

No.

14.6. Special precautions for user

Not applicable.

14.7. Transport in bulk according to Annex II of MARPOL73/78 and the IBC Code

Not applicable.

SECTION 15: REGULATORY INFORMATION

15.1. Safety, health and environmental regulations/legislation specific for the substance or mixture

Uk Regulatory References

Chemicals (Hazard Information & Packaging) Regulations. Control of Substances Hazardous to Health Regulations 2002 (as amended)

Workplace Exposure Limits EH40.

EU Legislation

Regulation (EC) No 1907/2006 of the European Parliament and of the Council of 18 December 2006 concerning the Registration, Evaluation,

Authorisation and Restriction of Chemicals (REACH), establishing a European Chemicals Agency, amending Directive 1999/45/EC and

repealing Council Regulation (EEC) No 793/93 and Commission Regulation (EC) No 1488/94 as well as Council Directive 76/769/EEC and

Commission Directives 91/155/EEC, 93/67/EEC, 93/105/EC and 2000/21/EC, including amendments.

15.2. Chemical Safety Assessment

International Chemical Inventories

Contact [email protected] for REACH information. Complies with the following national/regional chemical inventory requirements:

Australia (AICS), Canada (DSL / NDSL), China (IECSC), Europe (EINECS / ELINCS), Japan (METI / ENCS), Korea (TCCL / ECL), New

Zealand (NZIoC), United States (TSCA).

SECTION 16: OTHER INFORMATION

Information Sources

Product information provided by the commercial vendor(s). Material Safety Data Sheet, Misc. manufacturers. LOLI. European Chemicals

Bureau - ESIS (European Chemical Substances Information).

Revision Comments

This is first issue. Compiled or revised by Sandra McWilliam

Issued By Bill Cameron

Revision Date 15-Oct-12

Revision 0

SDS No. 15797

65 /

SDS No. 15797

DEFOAM PLUS NS*

Risk Phrases In Full

Not classified.NC

Disclaimer

MSDS furnished independent of product sale. While every effort has been made to accurately describe this product, some of the data are obtained from

sources beyond our direct supervision. We cannot make any assertions as to its reliability or completeness; therefore, user may rely only at user's risk. We

have made no effort to censor or conceal deleterious aspects of this product. Since we cannot anticipate or control the conditions under which this

information and product may be used, we make no guarantee that the precautions we have suggested will be adequate for all individuals and/or situations. It

is the obligation of each user of this product to comply with the requirements of all applicable laws regarding use and disposal of this product. Additional

information will be furnished upon request to assist the user; however, no warranty, either expressed or implied, nor liability of any nature with respect to this

product or to the data herein is made or incurred hereunder.

66 /

Page 1 of 2 Version: MSDS 001.01 Date of issue 05.1.12

MATERIAL SAFETY DATA SHEET According to Regulation (EC) Nr. 1907/2006

SECTION 1: IDENTIFICATION OF PREPARATION AND COMPANY Company:

Novidon Limited Coed Aben Road , Wrexham Industrial Estate WREXHAM, LL13 9UH Tel: +44 (0)1978 664384 Fax: +44 (0)1978 665979

Product Name: Drillamyl – Drilling Starch

SECTION 2: HAZARDS IDENTIFICATION The chemical nature of this product does not give occasion to

caution against hazards for adverse human health and environmental effects. Avoid dust creation, which could lead to a dust explosion.

SECTION 3: COMPOSITION/INFORMATION ON INGREDIENTS CAS NR EINECS NR Chemical Constitution Hazardous Components:

9005-84-9 see section 15 Cold water soluble modified potato starch None

SECTION 4: FIRST AID MEASURES SKIN: Wash the skin with soap and water EYES: Immediately wash out the eyes with plenty of water. Seek medical

attention if symptoms persist INGESTION: Wash out the mouth with water. Do not induce vomiting. Seek

medical attention if large amounts ingested INHALATION: Remove from exposure. Keep warm and rest.

SECTION 5: FIRE FIGHTING MEASURES Fumes containing carbon dioxide and carbon monoxide may be formed in large fires.

In case of fire use powder, foam, sand and water spray. Self contained breathing apparatus should be worn. The risk of a dust explosion should be considered.

SECTION 6: ACCIDENTAL RELEASE MEASURES Contain and collect the spillage. Shovel/vacuum up in a manner to minimise dust

generation. Wear impervious gloves, overalls, eye protection and a dust mask while clearing up the spillage. Do not wash with water - may make the floor very slippery. Do not wash into drains.

SECTION 7: HANDLING AND STORAGE Store in a cool dry area. External damage to the bags should be avoided. Seal bags

after use. Do not store next to strong oxidising agents that may aggravate any fire situation. Use in a well ventilated area. Avoid rough open handling which creates dust

SECTION 8: EXPOSURE CONTROLS AND PERSONAL PROTECTION Exposure Controls: Provide good ventilation Respiratory Protection: Dust masks must be worn Hand Protection: Impervious gloves must be worn Eye Protection: Goggles must be worn in dusty conditions Skin Protection Protective overalls and shoes must be worn.

Page 2 of 2 Version: MSDS 001.01 Date of issue 05.1.12

MATERIAL SAFETY DATA SHEET According to Regulation (EC) Nr. 1907/2006 SECTION 9: PHYSICAL AND CHEMICAL PROPERTIES Appearance: Free flowing, granular powder Odour: Almost odourless pH: 5.0-8.0 Solubility Soluble in water at ambient temperatures Bulk density 550-700kg/m3 Flash point >125ºC Other properties: None are relevant

SECTION 10: STABILITY AND REACTIVITY Stable. Avoid water damage in storage to prevent the product lumping. There is no

thermal decomposition if used as directed. In case of complete combustion the decomposition products carbon dioxide (CO2) and water (H2O) are formed.

SECTION 11: TOXICOLOGICAL INFORMATION This product is not toxic.

SECTION 12: ECOLOGICAL INFORMATION The base starch is not harmful to aquatic organisms and does not cause long-term

adverse effects in the aquatic environment.

SECTION 13: DISPOSAL INFORMATION Disposal will depend upon the actual mud system and the regulations governing drilling

muds in that part of the world where Drillamyl is intended for use. Existing EEC, National and Local Regulations must always be complied with.

SECTION 14: TRANSPORT INFORMATION Not classified as hazardous for transportation.

SECTION 15: REGULATORY INFORMATION Generally this product is not subjected to the regulations for mandatory marking; however

take into consideration the possible existence of local regulations. As a consequence of the classification rules, polymer products like derivates don’t have an EINECS of ELINCS number. Starch as product or raw material for derivates of starch has the EINECS number 232-679-6.

SECTION 16: OTHER INFORMATION Risk Phrases referred to in this safety data sheet: not applicable

Drillamyl is an additive for use in drilling mud systems. This information only concerns the above named product and may not be valid if used with other product(s) or in any process. This information is, to our best knowledge, correct and complete, but no guarantee can be given. It remains the responsibility of the user to make sure that the information is appropriate and complete for their particular use of the product. If you have purchased this product for supply to a third party for use at work, it is your duty to take all necessary steps to ensure that any person handling or using the product is provided with the information on this sheet. If you are an employer, it is your duty to tell employees and others who may be affected of any hazards described in this sheet and of any precautions that should be taken. Drillamyl is not obliged to be registered for REACH

Revision Date 08-Nov-2012

Revision 6

Supersedes date 18-May-2010

SDS No. 10216

SAFETY DATA SHEET

DUO-VIS*

SECTION 1: IDENTIFICATION OF THE SUBSTANCE/MIXTURE AND OF THE COMPANY/UNDERTAKING

1.1. Product identifier

Product name DUO-VIS*

1.2. Relevant identified uses of the substance or mixture and uses advised against

Identified uses Viscosifier

1.3. Details of the supplier of the safety data sheet

M-I SWACOSupplier

A Schlumberger Company

Woodlands Drive

Kirkhill Industrial Estate

Dyce, Aberdeen AB21 0GW

Scotland UK

T=+44(0)1224-246600

F=+11(0)1224-246699

Contact Person [email protected]

1.4. Emergency telephone number

(24 Hour) Australia +61 2801 44558, Asia Pacific +65 3158 1074, China +86 10 5100 3039, Europe +44 (0) 1235 239 670, Middle East

and Africa +44 (0) 1235 239 671, New Zealand +64 9929 1483, USA 001 281 561 1600.

SECTION 2: HAZARDS IDENTIFICATION

2.1. Classification of the substance or mixture

Classification (1999/45/EEC) Not classified.

2.2. Label elements

Risk Phrases

NC Not classified.

Safety Phrases

NC Not classified.

Australian statement of hazardous/dangerous nature

Classified as Non-Hazardous according to the criteria of NOHSC.

NON-HAZARDOUS SUBSTANCE. NON-DANGEROUS GOODS.

2.3. Other hazards

Not Classified as PBT/vPvB by current EU criteria.

SECTION 3: COMPOSITION/INFORMATION ON INGREDIENTS

3.2. Mixtures

71 /

SDS No. 10216

DUO-VIS*

XANTHAN GUM 60-100%

Classification (67/548/EEC)

Not classified.

Classification (EC 1272/2008)

Not classified.

GLYOXAL <1%

CAS-No.: 107-22-2 EC No.: 203-474-9

Classification (67/548/EEC)

Muta. Cat. 3;R68

Xn;R20

R43

Xi;R36/38

Classification (EC 1272/2008)

Acute Tox. 4 - H332

Skin Irrit. 2 - H315

Eye Irrit. 2 - H319

Skin Sens. 1 - H317

Muta. 2 - H341

The Full Text for all R-Phrases and Hazard Statements are Displayed in Section 16.

Composition Comments

The data shown is in accordance with the latest EC Directives.

SECTION 4: FIRST AID MEASURES

4.1. Description of first aid measures

Inhalation

Move the exposed person to fresh air at once. If respiratory problems, artificial respiration/oxygen. Get medical attention if any discomfort

continues.

Ingestion

Immediately give a couple of glasses of water or milk, provided the victim is fully conscious. Get medical attention if any discomfort

continues. Do not induce vomiting.

Skin contact

Remove contaminated clothing immediately and wash skin with soap and water. Get medical attention promptly if symptoms occur after

washing.

Eye contact

Make sure to remove any contact lenses from the eyes before rinsing. Promptly wash eyes with plenty of water while lifting the eye lids.

Continue to rinse for at least 15 minutes. Get medical attention if any discomfort continues.

4.2. Most important symptoms and effects, both acute and delayed

General information

The severity of the symptoms described will vary dependant of the concentration and the length of exposure. If adverse symptoms develop

as described the casualty should be transferred to hospital as soon as possible. For further information, please refer to section 11.

4.3. Indication of any immediate medical attention and special treatment needed

Treat Symptomatically.

SECTION 5: FIREFIGHTING MEASURES

5.1. Extinguishing media

Extinguishing media

Water spray, foam, dry powder or carbon dioxide.

Unsuitable extinguishing media

Do not use water jet as an extinguisher, as this will spread the fire.

5.2. Special hazards arising from the substance or mixture

Hazardous combustion products

When heated, vapours/gases hazardous to health may be formed.

Unusual Fire & Explosion Hazards

High concentrations of dust may form explosive mixture with air.

72 /

SDS No. 10216

DUO-VIS*

Specific hazards

Fire or high temperatures create: Vapours/gases/fumes of: Carbon dioxide (CO2). Carbon monoxide (CO).

5.3. Advice for firefighters

Special Fire Fighting Procedures

Containers close to fire should be removed immediately or cooled with water.

Protective equipment for fire-fighters

Self contained breathing apparatus and full protective clothing must be worn in case of fire.

SECTION 6: ACCIDENTAL RELEASE MEASURES

6.1. Personal precautions, protective equipment and emergency procedures

Wear protective clothing as described in Section 8 of this safety data sheet.

6.2. Environmental precautions

Do not allow to enter drains, sewers or watercourses.

6.3. Methods and material for containment and cleaning up

Avoid generation and spreading of dust. Shovel into dry containers. Cover and move the containers. Flush the area with water. In case of

spills, beware of slippery floors and surfaces.

6.4. Reference to other sections

For waste disposal, see section 13.

SECTION 7: HANDLING AND STORAGE

7.1. Precautions for safe handling

Avoid inhalation of dust and contact with skin and eyes. Avoid handling which leads to dust formation. Good personal hygiene is

necessary. Wash hands and contaminated areas with water and soap before leaving the work site. Remove contaminated clothing. Do not

eat, drink or smoke when using the product.

7.2. Conditions for safe storage, including any incompatibilities

Store in tightly closed original container in a dry, cool and well-ventilated place.

7.3. Specific end use(s)

The identified uses for this product are detailed in Section 1.2.

SECTION 8: EXPOSURE CONTROLS/PERSONAL PROTECTION

8.1. Control parameters

Ingredient Comments

NUI = Nuisance dust, WEL TWA 4mg/m3 Respirable Dust, 10 mg/m3 Total Dust.

No biological limit allocated.

GLYOXAL (CAS: 107-22-2)

DNEL

Dermal Long Term Systemic Effects 48 mg/kg

Inhalation. Long Term Systemic Effects 16.9 mg/m³

Inhalation. Long Term Local Effects 0.07 mg/m³

PNEC

Freshwater 0.319 mg/L

Marinewater 0.0319 mg/L

Intermittent release 1.1 mg/L

STP 4.1 mg/L

Sediment (Freshwater) 0.685 mg/kg

Sediment (Marinewater) 0.0685 mg/kg

Soil 4.06 mg/kg

8.2. Exposure controls

Protective equipment

73 /

SDS No. 10216

DUO-VIS*

Process conditions

All chemical Personal Protective Equipment (PPE) should be selected based on an assessment of both the chemical hazard present and

the risk of exposure to those hazards. The PPE recommendations below are based on an assessment of the chemical hazards associated

with this product. Where this product is used in a mixture with other products or fluids, additional hazards may be created and as such

further assessment of risk may be required. The risk of exposure and need of respiratory protection will vary from workplace to workplace

and should be assessed by the user in each situation.

Engineering measures

Provide adequate general and local exhaust ventilation.

Respiratory equipment

In case of inadequate ventilation or risk of inhalation of dust, use suitable respiratory equipment with particle filter (type P2).

Hand protection

For prolonged or repeated skin contact use suitable protective gloves. Butyl rubber or polyvinyl acetate.

Eye protection

Wear approved chemical safety goggles where eye exposure is reasonably probable.

Other Protection

Wear appropriate clothing to prevent any possibility of skin contact. Provide eyewash station.

Hygiene measures

Wash hands at the end of each work shift and before eating, smoking and using the toilet. Wash hands after handling. Promptly remove

any clothing that becomes wet or contaminated.

SECTION 9: PHYSICAL AND CHEMICAL PROPERTIES

9.1. Information on basic physical and chemical properties

Appearance Powder, dust

Colour Cream to Tan

Odour Characteristic.

Solubility Completely soluble in water

Relative density 1.5 s.g @ 20°C

Bulk Density 650-850 kg/m3

pH-Value, Diluted Solution 7 @ 1 %

Auto Ignition Temperature (°C) > 200°C

9.2. Other information

Not relevant

SECTION 10: STABILITY AND REACTIVITY

10.1. Reactivity

There are no known reactivity hazards associated with this product.

10.2. Chemical stability

Stable under normal temperature conditions and recommended use.

10.3. Possibility of hazardous reactions

Dust may form explosive mixture with air.

10.4. Conditions to avoid

Avoid dust formation. Avoid heat, flames and other sources of ignition.

10.5. Incompatible materials

Materials To Avoid

Avoid contact with strong oxidisers.

10.6. Hazardous decomposition products

Fire or high temperatures create: Vapours/gases/fumes of: Carbon dioxide (CO2). Carbon monoxide (CO).

74 /

SDS No. 10216

DUO-VIS*

SECTION 11: TOXICOLOGICAL INFORMATION

11.1. Information on toxicological effects

Toxic Dose 1 - LD 50

45 mg/kg (oral rat)

Toxic Dose 2 - LD 50

20 mg/kg (oral-mouse)

Toxic Conc. - LC 50

21 ppm/1h (inh-rat)

Toxicological information

*Based on components

Aspiration hazard:

Based on available data the classification criteria are not met.

Inhalation

Dust may irritate respiratory system or lungs.

Ingestion

May cause discomfort if swallowed.

Skin contact

Prolonged and frequent contact may cause redness and irritation.

Eye contact

Particles in the eyes may cause irritation and smarting.

Route of entry

No route of entry noted.

Target Organs

No specific target organs noted

SECTION 12: ECOLOGICAL INFORMATION

Ecotoxicity

Contact M-I SWACO's QHSE Department for ecological information at [email protected].

12.1. Toxicity

Acute Toxicity - Fish

LC50 96 hours 420 mg/l Onchorhynchus mykiss (Rainbow trout)

12.2. Persistence and degradability

Degradability

Readily biodegradable.

12.3. Bioaccumulative potential

Bioaccumulative potential

No bioaccumulation is expected.

12.4. Mobility in soil

Mobility:

The product is soluble in water.

12.5. Results of PBT and vPvB assessment

Not Classified as PBT/vPvB by current EU criteria.

12.6. Other adverse effects

None known.

75 /

SDS No. 10216

DUO-VIS*

SECTION 13: DISPOSAL CONSIDERATIONS

13.1. Waste treatment methods

Recover and reclaim or recycle, if practical. Dispose of waste and residues in accordance with local authority requirements.

SECTION 14: TRANSPORT INFORMATION

General The product is not covered by international regulation on the transport of dangerous goods (IMDG, IATA,

ADR/RID). and (ADG).

14.1. UN number

Not applicable.

14.2. UN proper shipping name

Not applicable.

14.3. Transport hazard class(es)

Not applicable.

14.4. Packing group

Not applicable.

14.5. Environmental hazards

Environmentally Hazardous Substance/Marine Pollutant

No.

14.6. Special precautions for user

Not applicable.

14.7. Transport in bulk according to Annex II of MARPOL73/78 and the IBC Code

Not applicable.

SECTION 15: REGULATORY INFORMATION

15.1. Safety, health and environmental regulations/legislation specific for the substance or mixture

Uk Regulatory References

Chemicals (Hazard Information & Packaging) Regulations. Control of Substances Hazardous to Health Regulations 2002 (as amended)

Workplace Exposure Limits EH40.

EU Legislation

Regulation (EC) No 1907/2006 of the European Parliament and of the Council of 18 December 2006 concerning the Registration,

Evaluation, Authorisation and Restriction of Chemicals (REACH), establishing a European Chemicals Agency, amending Directive

1999/45/EC and repealing Council Regulation (EEC) No 793/93 and Commission Regulation (EC) No 1488/94 as well as Council Directive

76/769/EEC and Commission Directives 91/155/EEC, 93/67/EEC, 93/105/EC and 2000/21/EC, including amendments.

Water hazard classification

WGK 1

Australian Standard for the Uniform Scheduling of Drugs and Poisons

No Poisons Schedule number allocated.

New Zealand Hazard Classification and HSNO Approval No.

Not Classified. HSNO Approval No. Not Required.

Name of Group Standard and Information on Conditions of Group Standard

Not applicable.

Australian Regulations

National Code of Practice for the Preparation of Material Safety Data Sheets 2nd Edition [NOHSC: 2011 (2003)]. National Occupational

Health and Safety Commission’s Approved Criteria for Classifying Hazardous Substances [NOHSC:1008 (2004) 3rd Edition]. National

Occupational Health and Safety Commission’s Exposure Standards for Atmospheric Contaminants in the occupational Environment

[NOHSC:1003 (1995)]. Safe Work Australia. Standard for the Uniform Scheduling of Drugs and Poisons (SUSDP). ADG Code – Australian

Dangerous Goods Code.

76 /

SDS No. 10216

DUO-VIS*

15.2. Chemical Safety Assessment

International Chemical Inventories

Contact [email protected] for REACH information. Complies with the following national/regional chemical inventory requirements:

Australia (AICS), Canada (DSL / NDSL), China (IECSC), Europe (EINECS / ELINCS), Japan (METI / ENCS), Korea (TCCL / ECL), New

Zealand (NZIoC), Phillipines (PICCS), United States (TSCA).

SECTION 16: OTHER INFORMATION

Abbreviations and acronyms used in the safety data sheet

*a mark of M-I L.L.C.

General information

HMIS Health - 2 HMIS Flammability - 1 HMIS Physical Hazard - 0 E - Safety glasses, Gloves, Dust Respirator

Information Sources

Product information provided by the commercial vendor(s). Material Safety Data Sheet, Misc. manufacturers. LOLI. European Chemicals

Bureau - ESIS (European Chemical Substances Information).

Revision Comments

Updated according to REACH Annex II. Compiled or revised by Sarah Malone

Issued By Bill Cameron

Revision Date 08-Nov-2012

Revision 6

Supersedes date 18-May-2010

SDS No. 10216

Risk Phrases In Full

Harmful by inhalation.R20

Irritating to eyes and skin.R36/38

May cause sensitisation by skin contact.R43

Not classified.NC

Possible risk of irreversible effects.R68

Hazard Statements In Full

Causes serious eye irritation.H319

Causes skin irritation.H315

Harmful if inhaled.H332

May cause an allergic skin reaction.H317

Suspected of causing genetic defects.H341

Disclaimer

MSDS furnished independent of product sale. While every effort has been made to accurately describe this product, some of the data are obtained from

sources beyond our direct supervision. We cannot make any assertions as to its reliability or completeness; therefore, user may rely only at user's risk.

We have made no effort to censor or conceal deleterious aspects of this product. Since we cannot anticipate or control the conditions under which this

information and product may be used, we make no guarantee that the precautions we have suggested will be adequate for all individuals and/or

situations. It is the obligation of each user of this product to comply with the requirements of all applicable laws regarding use and disposal of this

product. Additional information will be furnished upon request to assist the user; however, no warranty, either expressed or implied, nor liability of any

nature with respect to this product or to the data herein is made or incurred hereunder.

77 /

SAFETY DATA SHEET

DYNARED™ (Seepage Control Fiber)

Version 1.1 Revision Date 2010-07-13

MSDS Number:100000014030 1/6

1. IDENTIFICATION OF THE SUBSTANCE/MIXTURE AND OF THE COMPANY/UNDERTAKING

Product information

Trade name : DYNARED™ (Seepage Control Fiber) Material : 1016830, 1016829, 1016828 Use : Drilling Fluid Additive Company : Chevron Phillips Chemical Company LP

Drilling Specialties Company 10001 Six Pines Drive The Woodlands, TX 77380

Local : Chevron Phillips Chemicals International N.V.

Brusselsesteenweg 355 B-3090 Overijse Belgium MSDS Requests: (800) 852-5530 Technical Information: (832) 813-4862 Responsible Party: Product Safety Group Email:[email protected]

Emergency telephone:

Health: 866.442.9628 (North America) 1.832.813.4984 (International) Transport: North America: CHEMTREC 800.424.9300 or 703.527.3887 ASIA: 800-CHEMICAL (2435 2255) CHINA: 0532.8388.9090 EUROPE: BIG +32.14.584545 (phone) or +32.14583516 (telefax) South America SOS-Cotec Inside Brazil: 0800.111.767 Outside Brazil: +55.19.3467.1600

Responsible Department : Product Safety and Toxicology Group E-mail address : [email protected] Website : www.CPChem.com

2. HAZARDS IDENTIFICATION

Risk advice to man and the environment

Not a hazardous substance or mixture according to EC-directives 67/548/EEC or 1999/45/EC. Labelling according to EC Directives

1999/45/EC

SAFETY DATA SHEET

DYNARED™ (Seepage Control Fiber)

Version 1.1 Revision Date 2010-07-13

MSDS Number:100000014030 2/6

Further information : The product does not need to be labelled in accordance with EC directives or respective national laws.

GHS-Classification

Not a dangerous substance according to Globally Harmonized System of Classification and Labeling of Chemicals (GHS). GHS-Labeling

Not a dangerous substance according to Globally Harmonized System of Classification and Labeling of Chemicals (GHS).

3. COMPOSITION/INFORMATION ON INGREDIENTS

Synonyms : DYNARED™ Medium DYNARED™ Fine DYNARED™ Coarse

Molecular formula : Not Applicable Contains no hazardous ingredients according to GHS.

4. FIRST AID MEASURES

General advice : Do not leave the victim unattended. Inhalation : If unconscious place in recovery position and seek medical

advice. If symptoms persist, call a physician. Eye contact : Remove contact lenses. Protect unharmed eye. If eye

irritation persists, consult a specialist. Ingestion : Keep respiratory tract clear. Do not give milk or alcoholic

beverages. Never give anything by mouth to an unconscious person. If symptoms persist, call a physician.

5. FIRE-FIGHTING MEASURES

Flash point : Not applicable Autoignition temperature : Not applicable

Special protective equipment for fire-fighters

: Wear self contained breathing apparatus for fire fighting if necessary.

Further information : Standard procedure for chemical fires. Use extinguishing

measures that are appropriate to local circumstances and the surrounding environment.

Fire and explosion protection

: Provide appropriate exhaust ventilation at places where dust is formed.

Hazardous decomposition products

: None.

SAFETY DATA SHEET

DYNARED™ (Seepage Control Fiber)

Version 1.1 Revision Date 2010-07-13

MSDS Number:100000014030 3/6

6. ACCIDENTAL RELEASE MEASURES

Personal precautions : Avoid dust formation. Methods for cleaning up : Pick up and arrange disposal without creating dust. Sweep up

and shovel. Keep in suitable, closed containers for disposal.

7. HANDLING AND STORAGE

Handling

Advice on safe handling : For personal protection see section 8. Smoking, eating and

drinking should be prohibited in the application area. Advice on protection against fire and explosion

: Provide appropriate exhaust ventilation at places where dust is formed.

Storage

Requirements for storage areas and containers

: Electrical installations / working materials must comply with the technological safety standards.

Advice on common storage : No materials to be especially mentioned.

8. EXPOSURE CONTROLS/PERSONAL PROTECTION

Personal protective equipment

Respiratory protection : No personal respiratory protective equipment normally

required. Eye protection : Safety glasses. Skin and body protection : Protective suit. Hygiene measures : General industrial hygiene practice.

9. PHYSICAL AND CHEMICAL PROPERTIES

Appearance

Physical state : Solid Color : reddish brown Odor : Mild, earthy Safety data

Flash point : Not applicable

SAFETY DATA SHEET

DYNARED™ (Seepage Control Fiber)

Version 1.1 Revision Date 2010-07-13

MSDS Number:100000014030 4/6

Lower explosion limit : Not applicable

Upper explosion limit : Not applicable

Oxidizing properties : No

Autoignition temperature : Not applicable

Molecular formula : Not Applicable

Molecular Weight : Not applicable

pH : Not applicable

Pour point : Not applicable

Boiling point/boiling range : Not applicable

Vapor pressure : Not applicable

Water solubility : Slightly soluble

Partition coefficient: n-octanol/water

: No data available

Viscosity, kinematic : Not applicable

Relative vapor density : Not applicable

Evaporation rate : No data available

Percent volatile : No data available

10. STABILITY AND REACTIVITY

Conditions to avoid : Not applicable. Other data : This material is considered stable under normal ambient and

anticipated storage and handling conditions of temperature and pressure.

No decomposition if stored and applied as directed.

11. TOXICOLOGICAL INFORMATION

Product Acute oral toxicity : LD50: not known

Product Acute inhalation toxicity : LC50: not known Product Acute dermal toxicity : LD50: not known

Product

SAFETY DATA SHEET

DYNARED™ (Seepage Control Fiber)

Version 1.1 Revision Date 2010-07-13

MSDS Number:100000014030 5/6

Skin irritation : No skin irritation Dust causes irritation to the eyes, skin and mucous membranes and may lead to toxic lung edemas.

Product Eye irritation : No eye irritation

Product Aspiration toxicity : No aspiration toxicity classification.

12. ECOLOGICAL INFORMATION

Elimination information (persistence and degradability) Biodegradability : Expected to be biodegradable

Further information on ecology

Additional ecological information

: No data available

13. DISPOSAL CONSIDERATIONS

Use material for its intended purpose or recycle if possible. This material, if it must be discarded, may meet the criteria of a hazardous waste as defined by US EPA under RCRA (40 CFR 261) or other State and local regulations. Measurement of certain physical properties and analysis for regulated components may be necessary to make a correct determination. If this material is classified as a hazardous waste, federal law requires disposal at a licensed hazardous waste disposal facility. Contaminated packaging : Empty containers should be taken to an approved waste

handling site for recycling or disposal.

14. TRANSPORT INFORMATION

The shipping descriptions shown here are for bulk shipments only, and may not apply to shipments in non-bulk packages (see regulatory definition). Consult the appropriate domestic or international mode-specific and quantity-specific Dangerous Goods Regulations for additional shipping description requirements (e.g., technical name or names, etc.) Therefore, the information shown here, may not always agree with the bill of lading shipping description for the material. Flashpoints for the material may vary slightly between the MSDS and the bill of lading.

USDOT NOT REGULATED AS A HAZARDOUS MATERIAL OR DANGEROUS GOODS FOR TRANSPORTATION BY THIS AGENCY.

IMO / IMDG NOT REGULATED AS A HAZARDOUS MATERIAL OR DANGEROUS GOODS FOR TRANSPORTATION BY THIS AGENCY.

IATA NOT REGULATED AS A HAZARDOUS MATERIAL OR DANGEROUS GOODS FOR TRANSPORTATION BY THIS AGENCY.

SAFETY DATA SHEET

DYNARED™ (Seepage Control Fiber)

Version 1.1 Revision Date 2010-07-13

MSDS Number:100000014030 6/6

ADR NOT REGULATED AS A HAZARDOUS MATERIAL OR DANGEROUS GOODS FOR TRANSPORTATION BY THIS AGENCY.

RID NOT REGULATED AS A HAZARDOUS MATERIAL OR DANGEROUS GOODS FOR TRANSPORTATION BY THIS AGENCY.

15. REGULATORY INFORMATION

National legislation

Major Accident Hazard Legislation

: 96/82/EC Update: 2003 Directive 96/82/EC does not apply

Notification status Europe REACH : On the inventory, or in compliance with the inventory United States of America TSCA : On the inventory, or in compliance with the inventory Canada DSL : On the inventory, or in compliance with the inventory Australia AICS : On the inventory, or in compliance with the inventory New Zealand NZIoC : On the inventory, or in compliance with the inventory Japan ENCS : On the inventory, or in compliance with the inventory Korea KECI : On the inventory, or in compliance with the inventory Philippines PICCS : On the inventory, or in compliance with the inventory China IECSC : On the inventory, or in compliance with the inventory

16. OTHER INFORMATION

Further information

Legacy MSDS Number : 647920

Changes since the last version are highlighted in the margin. This version replaces all previous versions. The above information is based on the data of which we are aware and is believed to be correct as of the date hereof. Since this information may be applied under conditions beyond our control and with which we may be unfamiliar and since data made available subsequent to the date hereof may suggest modifications of the information, we do not assume any responsibility for the results of its use. This information is furnished upon condition that the person receiving it shall make his own determination of the suitability of the material for his particular purpose.

Safety Data SheetAccording to (EC) No 1907/2006 (REACH)

(EU) No 453/2010

SECTION 1: Identification of the substance/mixture and of thecompany/undertaking

Product Name: Kwik-Seal® Fine, Medium, Coarse

Chemical Name Wood fiber blend

Product Use Lost circulation material

Company Kelco Oil Field GroupRegus House1 Berry StreetAberdeen, ScotlandAB25 1HFUK

Tel: +44 1224 843784

Emergency Telephone Number CHEMTREC: +1 800 424 9300 or International +1 703 527 3887In Asia Pacific: +65 6491 9100EU KOFG Phone: +44 (0) 1224 843 784 Aberdeen, Scotland

Internet www.kofg.com

Email [email protected]

SECTION 2: Hazards identificationClassification: EC 1272/2008: Not Classified

EC 1999/45: Not Classified

Label Element(s): None

Signal Word(s): None

SECTION 3: Composition/information on ingredientsChemical Name/CAS EC / REACH EU CLP Classification

Wood, wood fibers, ground hulls or shellsNot applicable

* Not Classified

Synthetic flakesNot applicable

* Not Classified

Regulation (EC) 1907/2006: *Exempt Contact KOFG*Exempt Regulation (EC) 1907/2006:

Issue Date: 24/Jan/2013 Revision Number: 1.1

Wood, wood fibers, ground hulls or shells - Not applicable

SECTION 4: First aid measuresGeneral Advice:Remove material from eyes, skin and clothing.In case of doubt or when symptoms persist, seek medical attention.Wash heavily contaminated clothing before reuse.

Eye contactFlush eye(s) immediately with plenty of water

Skin contactWash off with soap and plenty of water.

IngestionNo significant adverse health effects are expected to develop if only small amounts (less than a mouthful) are swallowed.

InhalationIf large quantities have been inhaled, keep airway open as necessary and seek medical attention

SECTION 5: Firefighting measuresGeneral AdviceTreat as "Class A" fire.. Product will burn when in contact with a flame. Tends to smolder.

Suitable Extinguishing MediaWaterDry chemicalFoam

Unsuitable Extinguishing MediaNone known

Hazardous Combustion ProductsCarbon dioxideCarbon monoxidealdehydesorganic acids

Dust Explosion HazardCan contain sufficient fines to cause a combustible dust explosion. Do not breathe smoke, gases or vapors generated.

Special Protective Equipment for Firefighters:Use personal protective equipment. If necessary, wear self contained breathing apparatus (SCBA) for fire fighting.Equiment should be thoroughly decontaminated after use.

SECTION 6: Accidental release measuresPersonal PrecautionsIn case of exposure to high levels of airborne dust, wear a personal respirator in compliance with national legislation.

Environmental PrecautionsNot expected to cause an environmental hazard as a result of its intended use, disposal, or incineration.

Methods for Cleaning upSweep or vacuum spilled material and repackage After cleaning, flush away traces with water Disposal information -Refer to Section 13.

Page 2 of 7

Revision Number: 1.1Kwik-Seal® Fine, Medium, CoarseCP KELCO Safety Data Sheet

Issue Date: 24/Jan/2013

Other Information:Personal Protection Equipment (PPE) - Refer to Section 8.Disposal - Refer to Section 13

SECTION 7: Handling and storageHandlingHandle in accordance with good industrial hygiene and safety practices.Avoid conditions that generate airborne dust in handling, transfer and clean up.Product may form combustible dust-air mixtures.Avoid contact with eyes and skin. Wear suitable personal protection equipment.Remove material from eyes, skin and clothing.

StorageDry storage.

Specific end uses:Oil field drilling fluid compound

SECTION 8: Exposure controls/personal protectionExposure Controls

Engineering ControlsProvide natural or mechanical ventilation to control exposure levels below airborne exposure limits indicated in thissection. The use of local mechanical exhaust ventilation is preferred at sources of air contamination such as openprocess equipment.

Personal Protective Equipment

Eye ProtectionProtect eyes from exposure.EU: P2 half masksHave eye flushing equipment available.

Skin and Body ProtectionWear appropriate protective clothing.Wash thoroughly after handling.Launder contaminated clothing and clean protective equipment before reuse.

Hand ProtectionGloves are recommended if extended exposure is anticipated.EN 420.

Respiratory ProtectionIf handling generates dust levels which cause irritation, or results in personal exposure exceeding the OccupationalExposure Standard (OES) of 10 mg M-3 (8 hr TWA reference period) for total inhalable dust, then suitableapproved dust respirator should be used.Personal exposure to dust should ideally be controlled to the lowest level possible below the OES. A respirator thatmeets Standard EN 149 type P2, such as 3M8810 or 8210 is recommended.

Hygiene MeasuresHandle in accordance with good industrial hygiene and safety practice.

Control Parameters

Exposure Limit Values:

Page 3 of 7

Revision Number: 1.1Kwik-Seal® Fine, Medium, CoarseCP KELCO Safety Data Sheet

Issue Date: 24/Jan/2013

Nuisance particles/Nuisance dust:

If not specified dusts are:ACGIH: 10 m/g3 (total dust), 3 mg/m3 (respirable fraction)OSHA PEL: 15 mg/m3 (total dust), 5 mg/m3 (respirable fraction)

SECTION 9: Physical and chemical propertiesAppearance Tan to brownPhysical State Blend of fibrous, flake and granular materialOdor Slight odor (Do not attempt to detect the odor)Odor Threshold No information availablepH Not applicableMelting Point / Range Not applicableBoiling Point Not applicableFreeze Point Not applicableFlash Point Not applicableEvaporation Rate Not applicableFlammability (solid, gas) CombustibleVapor Pressure Not applicableVapor Density Not applicableWater Solubility InsolubleAutoignition Temperature Not applicableOxidizing Properties Not ApplicableFat Solubility Not soluble in fats

SECTION 10: Stability and reactivity

StabilityStable

Conditions to AvoidDust formation.

Materials to avoid (Incompatible Materials)None known

Hazardous Decomposition ProductsCarbon monoxideCarbon dioxide (CO2)aldehydesorganic acidsNitrogen oxidescyanideother products of wood combustion

Wood, wood fibers, ground hulls or shells - Not applicableExposure limitsNot established The creation of aerosols should be avoided.

Revision Number: 1.1

Synthetic flakes - Not applicable

Kwik-Seal® Fine, Medium, Coarse

Exposure limitsNot established The creation of aerosols should be avoided.

CP KELCO Safety Data SheetIssue Date: 24/Jan/2013

Page 4 of 7

SECTION 11: Toxicological informationGeneralThis product contains wood fiber. Wood dust may be present. Toxicological properties include special health effect ofconstituents.

Toxicological Data SourcesData from material suppliers Data from regulations

Potential Health Effects:Eyes Wood dust can cause eye irritation

Skin Wood dust can cause contact dermatitis in sensitized individuals

Inhalation Wood dust is a respiratory irritant. Use approved respirators to avoid breathing wooddust. Avoid prolonged breathing of airborne wood dust.

Ingestion Not toxic if swallowed (less than a mouthful). Based on available information.

SECTION 12: Ecological informationAquatic toxicityThis product is not expected to pose an ecological hazard as a result of its intended use.

Ecotoxicity96-hr LC50 mysid shrimp, in standard drilling mud: >1,000,000 ppm suspended partiulate phase.

Microtox Toxicity: Photobacterium phosphoreum: Non-toxic.

Persistence / DegradabilityThis product is biodegradable.

Bioaccumulative PotentialNo data available

MobilityData not available

Potential environmental effects:Contains no substances known to be hazardous to the environment.

Other Adverse Effects:None known

Carcinogenicity Not listed as a carcinogen.

Revision Number: 1.1Kwik-Seal® Fine, Medium, Coarse

Wood, wood fibers, ground hulls or shells - Not applicable

CP KELCO Safety Data Sheet

Carcinogenicity None of the components of this product at concentrations greater than 0.1% arelisted by IARC, NTP, OSHA or ACGIH as a carcinogen

Issue Date: 24/Jan/2013

Reported Human Effects Repeated exposure over many years to uncontrolled wood dust increases the risk ofnasal cavity cancer. Inhalation of wood dust may also increase the risk of lungfibrosis (scarring). There are also increased risks of respiratory and skinsensitization from wood dust and resin resulting in asthma and dermatitis,respectively

Page 5 of 7

Synthetic flakes - Not applicable

SECTION 13: Disposal considerations

Waste treatment methodsDispose in accordance with local, state and national regulations.

SECTION 14: Transport informationIMDG / IMONot regulatedICAONot regulatedRID/ADRNot regulatedDOTNot regulated

General Information:The data provided in this section is for information only.Please apply the appropriate regulations to properly classify your shipment for transportation.

SECTION 15: Regulatory informationHealth, Safety, and Environmental regulations / legislation for the substance or mixture

Component(s) of the product are on the following Inventory lists:

ChemicalName/CAS

EC / REACH Australia(AICS)

Canada China (IECSC) Japan Korea (KECL) New Zealand(NZIoC)

Philippines(PICCS)

USA (TSCA) Taiwan(ECN)

Wood, woodfibers, groundhulls or shells -Not applicable

* Exempt*

Exempt*

Exempt*

Exempt*

Exempt*

Exempt*

Exempt*

Exempt*

Exempt

Synthetic flakes -Not applicable

* Exempt*

Exempt*

Exempt*

Exempt*

Exempt*

Exempt*

Exempt*

Exempt*

Exempt

Legend

Present: Listed-: Not Listed*:ExemptNominated

Regulatory and CompendiaRefer to Product Data Sheet

SECTION 16: Other information

Revision Number: 1.1Kwik-Seal® Fine, Medium, CoarseCP KELCO Safety Data Sheet

Issue Date: 24/Jan/2013Page 6 of 7

SECTION 16: Other informationTraining Advice:Personnel handling the substance(s) named in this Safety Data Sheet should be skilled and trained in areas associated with the keypoints named herein.

Personnel should have training and access to appropriate PPE for handling this product.

Personnel handling the substance(s) named in this Safety Data Sheet are responsible for ensuring that appropriate precautions aretaken and for satisfying themselves that the data are suitable and sufficient for the substance(s) intended purpose.

If additional information is required, please contact the supplier or an expert.

Sources of key data:Literature data and/or investigative reports are available through the manufacturer.

Acronym / Abbreviation:ACRONYMS:INTERNATIONAL:ADR: International Carriage of Dangerous Goods by RoadBOD: Biochemical Oxygen DemandCLP: Classification, Labeling and PackagingCOD: Chemical Oxygen DemandD.O.T.: U.S. Department of TransportationICAO International Civil Aviation OrganizationIATA: International Air Transport Association (IATA)IMO::International Maritime Organization.IMDG::International Maritime Dangerous GoodsINCI: International Nomenclature of Cosmetic IngredientsOES: Occupational Exposure StandardOR: EU REACH Only RepresentativePPE: Personal protection equipmentRID: International Carriage by RailSCBA: self contained breathing apparatusTLV-STEL: Threshold Limit Values - Short Term Exposure LimitsTWA: Time Weighted Averages

North America:CERCLA RQ: US EPA Comprehensive Environmental, Response, and Liability Act Reportable QuantityCERCLA: US EPA Comprehensive Environmental Response, Compensation, and Liability Act of 1980CONEG: Conference of North Eastern GovernorsNIOSH/MSHA - National Institute for Occupational Safety and Health/Mine Safety and Health AdministrationSARA: Superfund Amendments and Reauthorization Act (US EPA)TDG: Canada Transport of Dangerous GoodsWHMIS: Canada's Workplace Hazardous Materials Information System

Disclaimer:The information contained in this Safety Data Sheet to the best of CP Kelco's knowledge and belief as of the date indicated is believedto be accurate and reliable. However, no representation, warranty or guarantee is implied or expressed regarding the accuracy,reliability or completeness of this information or the use of the product. Nothing contained herein should be construed as arecommendation to use this product in conflict with National or local regulations or existing patents covering any material or its use. Incase of dispute, the English text governs.

Reason for version:Regulation (EC) 1907/2006: REACH(EU) No 453/2010

and Article 31 or 32

Prepared by:CP Kelco Global Regulatory AffairsEmail: [email protected]

END OF SAFETY DATA SHEET

Issue Date: 24/Jan/2013Page 7 of 7

Revision Number: 1.1Kwik-Seal® Fine, Medium, CoarseCP KELCO Safety Data Sheet

REVISION DATE 07-12-2010 SDS No. 11210

SAFETY DATA SHEET

M-I GEL

1 IDENTIFICATION OF THE SUBSTANCE/PREPARATION AND OF THE COMPANY/UNDERTAKING

PRODUCT NAME M-I GEL

APPLICATION Viscosifier

M-I SWACOSUPPLIER

A Schlumberger Company

Woodlands Drive,

Kirkhill Industrial Estate,

Dyce, Aberdeen AB21 0GW.

Scotland UK

T = +44 (0)1224-246600

F = +44 (0)1224-246699

E-mail = [email protected]

EMERGENCY TELEPHONE (24 Hour) Australia +61 2801 44558, Asia Pacific +65 3158 1074, China +86 10 5100 3039, Europe +44

(0) 1235 239 670, Middle East and Africa +44 (0) 1235 239 671, New Zealand +64 9929 1483, USA 001

281 561 1600.

2 HAZARDS IDENTIFICATION

CLASSIFICATION (1999/45) Not classified.

CLASSIFICATION (EC 1272/2008)

Physical and Chemical Hazards Not classified.

Human health Not classified.

Environment Not classified.

LABEL IN ACCORDANCE WITH (EC) NO. 1272/2008

No pictogram required.

HUMAN HEALTH

This product contains a small quantity of quartz, crystalline silica. IARC Monographs, Vol 68, 1997, concludes that there is sufficient

evidence that inhaled crystalline silica in the form of quartz or crystobalite from occupational sources causes cancer in humans. IARC

classification Group 1. Because of quantity and composition, the health hazard is small.

3 COMPOSITION/INFORMATION ON INGREDIENTS

BENTONITE 60-100%

CAS-No.: 1302-78-9 EC No.: 215-108-5

Classification (67/548/EEC)

Not classified.

Classification (EC 1272/2008)

Not classified.

QUARTZ, CRYSTALLINE SILICA 5-10%

CAS-No.: 14808-60-7 EC No.: 238-878-4

Classification (67/548/EEC)

Xn;R48/20.

Classification (EC 1272/2008)

STOT RE 2 - H373

The Full Text for all R-Phrases and Hazard Statements is Displayed in Section 16

COMPOSITION COMMENTS

The data shown is in accordance with the latest EC Directives. This product contains a small quantity of quartz, crystalline silica. Prolonged

and repeated exposure to concentrations of crystalline silica exceeding the workplace exposure limit (WEL) may lead to chronic lung disease

such as silicosis. Because of quantity and composition, the health hazard is small.

The Full Text for all R-Phrases is

Displayed in Section 16

41 /

REVISION DATE 07-12-2010 SDS No. 11210

M-I GEL

4 FIRST-AID MEASURES

INHALATION

Move the exposed person to fresh air at once. If respiratory problems, artificial respiration/oxygen. Get medical attention if any discomfort

continues.

INGESTION

Immediately give a couple of glasses of water or milk, provided the victim is fully conscious. Get medical attention if any discomfort continues.

SKIN CONTACT

Remove contaminated clothing immediately and wash skin with soap and water. Get medical attention promptly if symptoms occur after

washing.

EYE CONTACT

Make sure to remove any contact lenses from the eyes before rinsing. Promptly wash eyes with plenty of water while lifting the eye lids.

Continue to rinse for at least 15 minutes. Get medical attention if any discomfort continues.

5 FIRE-FIGHTING MEASURES

EXTINGUISHING MEDIA

Use fire-extinguishing media appropriate for surrounding materials.

SPECIAL FIRE FIGHTING PROCEDURES

Containers close to fire should be removed immediately or cooled with water.

UNUSUAL FIRE & EXPLOSION HAZARDS

High concentrations of dust may form explosive mixture with air.

PROTECTIVE MEASURES IN FIRE

Self contained breathing apparatus and full protective clothing must be worn in case of fire.

6 ACCIDENTAL RELEASE MEASURES

PERSONAL PRECAUTIONS

Wear protective clothing as described in Section 8 of this safety data sheet.

ENVIRONMENTAL PRECAUTIONS

Do not allow to enter drains, sewers or watercourses.

SPILL CLEAN UP METHODS

Avoid generation and spreading of dust. Shovel into dry containers. Cover and move the containers. Flush the area with water.

7 HANDLING AND STORAGE

USAGE PRECAUTIONS

Avoid inhalation of dust and contact with skin and eyes. Avoid handling which leads to dust formation.

STORAGE PRECAUTIONS

Store in tightly closed original container in a dry, cool and well-ventilated place.

8 EXPOSURE CONTROLS/PERSONAL PROTECTION

STD STEL - 15 MinTWA - 8 HrsName Notes

0,1 mg/m3WELQUARTZ, CRYSTALLINE SILICA

WEL = Workplace Exposure Limit.

PROTECTIVE EQUIPMENT

PROCESS CONDITIONS

All chemical Personal Protective Equipment (PPE) should be selected based on an assessment of both the chemical hazard present and the

risk of exposure to those hazards. The PPE recommendations below are based on an assessment of the chemical hazards associated with this

product. Where this product is used in a mixture with other products or fluids, additional hazards may be created and as such further

assessment of risk may be required. The risk of exposure and need of respiratory protection will vary from workplace to workplace and should

be assessed by the user in each situation.

ENGINEERING MEASURES

Provide adequate general and local exhaust ventilation.

42 /

REVISION DATE 07-12-2010 SDS No. 11210

M-I GEL

RESPIRATORY EQUIPMENT

No specific recommendation made, but respiratory protection may still be required under exceptional circumstances when excessive air

contamination exists.

HAND PROTECTION

For prolonged or repeated skin contact use suitable protective gloves. Use protective gloves made of: Nitrile. or Neoprene.

EYE PROTECTION

Wear approved chemical safety goggles where eye exposure is reasonably probable.

OTHER PROTECTION

Wear appropriate clothing to prevent any possibility of skin contact. Provide eyewash station.

9 PHYSICAL AND CHEMICAL PROPERTIES

APPEARANCE Powder, dust

COLOUR Cream. to Grey.

ODOUR Odourless.

SOLUBILITY Insoluble in water

RELATIVE DENSITY 2.3 - 2.6

pH-VALUE, CONC. SOLUTION 9 - 10

10 STABILITY AND REACTIVITY

STABILITY

Stable under normal temperature conditions and recommended use.

11 TOXICOLOGICAL INFORMATION

INHALATION

Dust in high concentrations may irritate the respiratory system.

INGESTION

May cause discomfort if swallowed.

SKIN CONTACT

Prolonged and frequent contact may cause redness and irritation.

EYE CONTACT

Particles in the eyes may cause irritation and smarting.

12 ECOLOGICAL INFORMATION

ECOTOXICITY

Contact M-I SWACO's QHSE Department for ecological information at [email protected].

13 DISPOSAL CONSIDERATIONS

DISPOSAL METHODS

Recover and reclaim or recycle, if practical. Dispose of waste and residues in accordance with local authority requirements.

14 TRANSPORT INFORMATION

GENERAL The product is not covered by international regulation on the transport of dangerous goods (IMDG, IATA,

ADR/RID).

15 REGULATORY INFORMATION

UK REGULATORY REFERENCES

Chemicals (Hazard Information & Packaging) Regulations. Control of Substances Hazardous to Health Regulations 2002 (as amended)

Workplace Exposure Limits EH40.

EU DIRECTIVES

Regulation (EC) No 1907/2006 of the European Parliament and of the Council of 18 December 2006 concerning the Registration, Evaluation,

Authorisation and Restriction of Chemicals (REACH), establishing a European Chemicals Agency, amending Directive 1999/45/EC and

repealing Council Regulation (EEC) No 793/93 and Commission Regulation (EC) No 1488/94 as well as Council Directive 76/769/EEC and

Commission Directives 91/155/EEC, 93/67/EEC, 93/105/EC and 2000/21/EC, including amendments.

NATIONAL REGULATIONS

In accordance with Dutch Mining Regulation 9.2 and ARBO regulation Chapter 4.

43 /

REVISION DATE 07-12-2010 SDS No. 11210

M-I GEL

INTERNATIONAL CHEMICAL INVENTORIES

Contact [email protected] for REACH information. Complies with the following national/regional chemical inventory requirements:

Australia (AICS), Canada (DSL / NDSL), China (IECSC), Europe (EINECS / ELINCS), Korea (TCCL / ECL), New Zealand (NZIoC),

Phillipines (PICCS), United States (TSCA).

New Zealand Hazard Classification and HSNO Approval No.

Not Classified. HSNO Approval No. Not Required.

Name of Group Standard and Information on Conditions of Group Standard

Not applicable.

16 OTHER INFORMATION

INFORMATION SOURCES

Product information provided by the commercial vendor(s). Material Safety Data Sheet, Misc. manufacturers. LOLI. European Chemicals

Bureau - ESIS (European Chemical Substances Information).

REVISION COMMENTS

Updated according to CLP. Compiled or Revised by Ewan MacLeod

ISSUED BY

Bill Cameron

REVISION DATE 07-12-2010

REV. NO./REPL. SDS

GENERATED

4

SDS NO. 11210

RISK PHRASES IN FULL

Harmful: danger of serious damage to health by prolonged exposure through inhalation.R48/20

Not classified.NC

HAZARD STATEMENTS IN FULL

May cause damage to organs <<Organs>> through prolonged or repeated exposure.H373

DISCLAIMER

MSDS furnished independent of product sale. While every effort has been made to accurately describe this product, some of the data are obtained from

sources beyond our direct supervision. We cannot make any assertions as to its reliability or completeness; therefore, user may rely only at user's risk. We

have made no effort to censor or conceal deleterious aspects of this product. Since we cannot anticipate or control the conditions under which this

information and product may be used, we make no guarantee that the precautions we have suggested will be adequate for all individuals and/or situations. It

is the obligation of each user of this product to comply with the requirements of all applicable laws regarding use and disposal of this product. Additional

information will be furnished upon request to assist the user; however, no warranty, either expressed or implied, nor liability of any nature with respect to this

product or to the data herein is made or incurred hereunder.

44 /

Revision Date 27-Aug-12

Revision 1

Supersedes date 28-Feb-12

SDS No. 15397

SAFETY DATA SHEET

M-I WATE* (ALL GRADES)

SECTION 1: IDENTIFICATION OF THE SUBSTANCE/MIXTURE AND OF THE COMPANY/UNDERTAKING

1.1. Product identifier

Product name M-I WATE* (ALL GRADES)

Synonyms, Trade Names M-I WATE*, M-I WATE* ULTRA FINE

1.2. Relevant identified uses of the substance or mixture and uses advised against

Identified uses Weighting agent.

1.3. Details of the supplier of the safety data sheet

M-I SWACOSupplier

A Schlumberger Company

Woodlands Drive,

Kirkhill Industrial Estate,

Dyce, Aberdeen AB21 0GW.

Scotland UK

T = +44 (0)1224-246600

F = +44 (0)1224-246699

E-mail = [email protected]

Contact Person [email protected]

1.4. Emergency telephone number

(24 Hour) Australia +61 2801 44558, Asia Pacific +65 3158 1074, China +86 10 5100 3039, Europe +44 (0) 1235 239 670, Middle East

and Africa +44 (0) 1235 239 671, New Zealand +64 9929 1483, USA 001 281 561 1600.

SECTION 2: HAZARDS IDENTIFICATION

2.1. Classification of the substance or mixture

Classification (EC 1272/2008)

Physical and Chemical Hazards Not classified.

Human health Not classified.

Environment Not classified.

Classification (1999/45/EEC) Not classified.

The Full Text for all R-Phrases and Hazard Statements are Displayed in Section 16.

Human health

This product contains a small quantity of quartz, crystalline silica. IARC Monographs, Vol 68, 1997, concludes that there is sufficient

evidence that inhaled crystalline silica in the form of quartz or crystobalite from occupational sources causes cancer in humans. IARC

classification Group 1. Because of quantity and composition, the health hazard is small.

2.2. Label elements

Label In Accordance With (EC) No. 1272/2008

No pictogram required.

2.3. Other hazards

Not Classified as PBT/vPvB by current EU criteria.

SECTION 3: COMPOSITION/INFORMATION ON INGREDIENTS

3.2. Mixtures

61 /

SDS No. 15397

M-I WATE* (ALL GRADES)

BARITE (Ba(SO4)) 60-100%

Classification (67/548/EEC)

Not classified.

Classification (EC 1272/2008)

Not classified.

QUARTZ, CRYSTALLINE SILICA 5-10%

CAS-No.: 14808-60-7 EC No.: 238-878-4

Classification (67/548/EEC)

Xn;R48/20.

Classification (EC 1272/2008)

STOT RE 2 - H373

The Full Text for all R-Phrases and Hazard Statements are Displayed in Section 16.

Composition Comments

The data shown is in accordance with the latest EC Directives. Barite is a naturally occurring mineral. This product contains a small quantity

of quartz, crystalline silica. Prolonged and repeated exposure to concentrations of crystalline silica exceeding the workplace exposure limit

(WEL) may lead to chronic lung disease such as silicosis. Because of quantity and composition, the health hazard is small.

SECTION 4: FIRST AID MEASURES

4.1. Description of first aid measures

Inhalation

Move the exposed person to fresh air at once. If respiratory problems, artificial respiration/oxygen. Get medical attention if any discomfort

continues.

Ingestion

Immediately give a couple of glasses of water or milk, provided the victim is fully conscious. Get medical attention if any discomfort

continues.

Skin contact

Remove contaminated clothing immediately and wash skin with soap and water. Get medical attention promptly if symptoms occur after

washing.

Eye contact

Make sure to remove any contact lenses from the eyes before rinsing. Promptly wash eyes with plenty of water while lifting the eye lids.

Continue to rinse for at least 15 minutes. Get medical attention if any discomfort continues.

4.2. Most important symptoms and effects, both acute and delayed

General information

The severity of the symptoms described will vary dependant of the concentration and the length of exposure. If adverse symptoms develop

as described the casualty should be transferred to hospital as soon as possible. For further information, please refer to section 11.

4.3. Indication of any immediate medical attention and special treatment needed

Treat Symptomatically.

SECTION 5: FIREFIGHTING MEASURES

5.1. Extinguishing media

Extinguishing media

Use fire-extinguishing media appropriate for surrounding materials.

5.2. Special hazards arising from the substance or mixture

Hazardous combustion products

When heated, vapours/gases hazardous to health may be formed.

Unusual Fire & Explosion Hazards

High concentrations of dust may form explosive mixture with air.

5.3. Advice for firefighters

Special Fire Fighting Procedures

Containers close to fire should be removed immediately or cooled with water.

62 /

SDS No. 15397

M-I WATE* (ALL GRADES)

Protective equipment for fire-fighters

Self contained breathing apparatus and full protective clothing must be worn in case of fire.

SECTION 6: ACCIDENTAL RELEASE MEASURES

6.1. Personal precautions, protective equipment and emergency procedures

Wear protective clothing as described in Section 8 of this safety data sheet.

6.2. Environmental precautions

Do not allow to enter drains, sewers or watercourses.

6.3. Methods and material for containment and cleaning up

Avoid generation and spreading of dust. Shovel into dry containers. Cover and move the containers. Flush the area with water.

6.4. Reference to other sections

For waste disposal, see section 13.

SECTION 7: HANDLING AND STORAGE

7.1. Precautions for safe handling

Avoid inhalation of dust and contact with skin and eyes. Avoid handling which leads to dust formation.

7.2. Conditions for safe storage, including any incompatibilities

Store in tightly closed original container in a dry, cool and well-ventilated place.

7.3. Specific end use(s)

The identified uses for this product are detailed in Section 1.2.

SECTION 8: EXPOSURE CONTROLS/PERSONAL PROTECTION

8.1. Control parameters

STD STEL - 15 MinTWA - 8 HrsName Notes

0,1 mg/m3WELQUARTZ, CRYSTALLINE SILICA

WEL = Workplace Exposure Limit.

QUARTZ, CRYSTALLINE SILICA (CAS: 14808-60-7)

DNEL

Inhalation. Short Term Local Effects 4 mg/m³

Inhalation. Long Term Local Effects 1 mg/m³

8.2. Exposure controls

Protective equipment

Process conditions

All chemical Personal Protective Equipment (PPE) should be selected based on an assessment of both the chemical hazard present and

the risk of exposure to those hazards. The PPE recommendations below are based on an assessment of the chemical hazards associated

with this product. Where this product is used in a mixture with other products or fluids, additional hazards may be created and as such

further assessment of risk may be required. The risk of exposure and need of respiratory protection will vary from workplace to workplace

and should be assessed by the user in each situation.

Engineering measures

Provide adequate general and local exhaust ventilation.

Respiratory equipment

Respiratory protection must be used if air contamination exceeds acceptable level. Dust filter P3 (for especially fine dust/powder).

Hand protection

For prolonged or repeated skin contact use suitable protective gloves. Nitrile. or Neoprene.

63 /

SDS No. 15397

M-I WATE* (ALL GRADES)

Eye protection

Wear dust resistant safety goggles where there is danger of eye contact.

Other Protection

Wear appropriate clothing to prevent any possibility of skin contact. Provide eyewash station.

Hygiene measures

Wash hands at the end of each work shift and before eating, smoking and using the toilet. Wash hands after handling. Promptly remove

any clothing that becomes wet or contaminated.

SECTION 9: PHYSICAL AND CHEMICAL PROPERTIES

9.1. Information on basic physical and chemical properties

Appearance Powder, dust

Colour Tan to Grey.

Odour Odourless.

Solubility Insoluble in water

Melting point (°C) 1580°C

Relative density 4.1 s.g 20°C

9.2. Other information

Not relevant

SECTION 10: STABILITY AND REACTIVITY

10.1. Reactivity

There are no known reactivity hazards associated with this product.

10.2. Chemical stability

Stable under normal temperature conditions and recommended use.

10.3. Possibility of hazardous reactions

Not known.

10.4. Conditions to avoid

Avoid heat, flames and other sources of ignition.

10.5. Incompatible materials

Materials To Avoid

Not known.

10.6. Hazardous decomposition products

When heated, vapours/gases hazardous to health may be formed.

SECTION 11: TOXICOLOGICAL INFORMATION

11.1. Information on toxicological effects

Aspiration hazard:

Not anticipated to present an aspiration hazard based on chemical structure.

Inhalation

Dust may irritate respiratory system or lungs.

Ingestion

May cause discomfort if swallowed.

Skin contact

Prolonged and frequent contact may cause redness and irritation.

Eye contact

Particles in the eyes may cause irritation and smarting.

64 /

SDS No. 15397

M-I WATE* (ALL GRADES)

Route of entry

No route of entry noted.

Target Organs

No specific target organs noted

SECTION 12: ECOLOGICAL INFORMATION

Ecotoxicity

OSPAR have defined this chemical as PLONOR. Contact M-I SWACO's QHSE Department for ecological information at

[email protected]. Barite is a naturally occurring mineral.

12.1. Toxicity

Acute Fish Toxicity

Not considered toxic to fish.

12.2. Persistence and degradability

Degradability

There are no data on the degradability of this product.

12.3. Bioaccumulative potential

Bioaccumulative potential

No data available on bioaccumulation.

12.4. Mobility in soil

Mobility:

The product is insoluble in water.

12.5. Results of PBT and vPvB assessment

Not Classified as PBT/vPvB by current EU criteria.

12.6. Other adverse effects

None known.

SECTION 13: DISPOSAL CONSIDERATIONS

13.1. Waste treatment methods

Recover and reclaim or recycle, if practical. Dispose of waste and residues in accordance with local authority requirements.

SECTION 14: TRANSPORT INFORMATION

General The product is not covered by international regulation on the transport of dangerous goods (IMDG, IATA,

ADR/RID).

14.1. UN number

Not applicable.

14.2. UN proper shipping name

Not applicable.

14.3. Transport hazard class(es)

Not applicable.

14.4. Packing group

Not applicable.

14.5. Environmental hazards

Environmentally Hazardous Substance/Marine Pollutant

No.

65 /

SDS No. 15397

M-I WATE* (ALL GRADES)

14.6. Special precautions for user

Not applicable.

14.7. Transport in bulk according to Annex II of MARPOL73/78 and the IBC Code

Not applicable.

SECTION 15: REGULATORY INFORMATION

15.1. Safety, health and environmental regulations/legislation specific for the substance or mixture

Uk Regulatory References

Chemicals (Hazard Information & Packaging) Regulations. Control of Substances Hazardous to Health Regulations 2002 (as amended)

Workplace Exposure Limits EH40.

Guidance Notes

REACH. With respect to minerals, Article 2 § 7(b) and Annex V point 7 explicitily exempt from registration and evaluation "minerals which

occur in nature, if they are not chemically modified." This product is exempt from registration.

EU Legislation

Regulation (EC) No 1907/2006 of the European Parliament and of the Council of 18 December 2006 concerning the Registration,

Evaluation, Authorisation and Restriction of Chemicals (REACH), establishing a European Chemicals Agency, amending Directive

1999/45/EC and repealing Council Regulation (EEC) No 793/93 and Commission Regulation (EC) No 1488/94 as well as Council Directive

76/769/EEC and Commission Directives 91/155/EEC, 93/67/EEC, 93/105/EC and 2000/21/EC, including amendments.

Water hazard classification

Not hazardous to Water.

15.2. Chemical Safety Assessment

International Chemical Inventories

Contact [email protected] for REACH information. Complies with the following national/regional chemical inventory requirements:

Australia (AICS), Canada (DSL / NDSL), China (IECSC), Europe (EINECS / ELINCS), Japan (METI / ENCS), Korea (TCCL / ECL), New

Zealand (NZIoC), Phillipines (PICCS), United States (TSCA).

SECTION 16: OTHER INFORMATION

Abbreviations and acronyms used in the safety data sheet

*a mark of M-I L.L.C.

General information

HMIS Health -1 HMIS Flammability - 0 HMIS Physical Hazard - 0 E - Safety glasses, Gloves, Dust Respirator

Information Sources

Product information provided by the commercial vendor(s). Material Safety Data Sheet, Misc. manufacturers. LOLI. European Chemicals

Bureau - ESIS (European Chemical Substances Information).

Revision Comments

General revision. Compiled or revised by Sandra McWilliam

Issued By Bill Cameron

Revision Date 27-Aug-12

Revision 1

Supersedes date 28-Feb-12

SDS No. 15397

Risk Phrases In Full

Harmful: danger of serious damage to health by prolonged exposure through inhalation.R48/20

Not classified.NC

Hazard Statements In Full

May cause damage to organs <<Organs>> through prolonged or repeated exposure.H373

Disclaimer

MSDS furnished independent of product sale. While every effort has been made to accurately describe this product, some of the data are obtained from

sources beyond our direct supervision. We cannot make any assertions as to its reliability or completeness; therefore, user may rely only at user's risk.

We have made no effort to censor or conceal deleterious aspects of this product. Since we cannot anticipate or control the conditions under which this

information and product may be used, we make no guarantee that the precautions we have suggested will be adequate for all individuals and/or

situations. It is the obligation of each user of this product to comply with the requirements of all applicable laws regarding use and disposal of this

product. Additional information will be furnished upon request to assist the user; however, no warranty, either expressed or implied, nor liability of any

nature with respect to this product or to the data herein is made or incurred hereunder.

66 /

REVISION DATE: 08-12-10 SDS NO.: 11128

SAFETY DATA SHEET

NUT SHELLS (All Grades)

1 IDENTIFICATION OF THE SUBSTANCE/PREPARATION AND OF THE COMPANY/UNDERTAKING

PRODUCT NAME NUT SHELLS (All Grades)

APPLICATION Lost circulation material.

M-I SWACOSUPPLIER

A Schlumberger Company

Endeavour Drive

Arnhall Business Park, Westhill

Aberdeen AB32 6UF

Scotland UK

T = +44 (0)1224-742200

F = +44 (0)1224-742288

E-mail =

[email protected]

EMERGENCY TELEPHONE (24 Hour) Europe +44 (0) 1235 239 670, Asia Pacific +65 3158 1074, China +86 10 5100 3039, Middle

East and Africa +44 (0) 1235 239 671, Australia +61 2801 44558.

2 HAZARDS IDENTIFICATION

CLASSIFICATION (EC 1272/2008)

Physical Not classified.

Health Not classified.

Environmental Not classified.

3 COMPOSITION/INFORMATION ON INGREDIENTS

NUT SHELLS 60-100%

CAS-No.: EC No.:

CLASSIFICATION (67/548)

-

The Full Text for all R-Phrases and Hazard Statements are Displayed in Section 16

COMPOSITION COMMENTS

The data shown is in accordance with the latest EC Directives.

4 FIRST-AID MEASURES

INHALATION

Move the exposed person to fresh air at once. If respiratory problems, artificial respiration/oxygen. Get medical attention if any discomfort

continues.

INGESTION

Immediately give a couple of glasses of water or milk, provided the victim is fully conscious. Get medical attention if any discomfort

continues.

SKIN CONTACT

Remove contaminated clothing immediately and wash skin with soap and water. Get medical attention promptly if symptoms occur after

washing.

EYE CONTACT

Make sure to remove any contact lenses from the eyes before rinsing. Promptly wash eyes with plenty of water while lifting the eye lids.

Continue to rinse for at least 15 minutes. Get medical attention if any discomfort continues.

5 FIRE-FIGHTING MEASURES

EXTINGUISHING MEDIA

Use fire-extinguishing media appropriate for surrounding materials.

41 /

REVISION DATE: 08-12-10 SDS NO.: 11128

NUT SHELLS (All Grades)

SPECIAL FIRE FIGHTING PROCEDURES

Containers close to fire should be removed immediately or cooled with water.

UNUSUAL FIRE & EXPLOSION HAZARDS

High concentrations of dust may form explosive mixture with air.

PROTECTIVE MEASURES IN FIRE

Self contained breathing apparatus and full protective clothing must be worn in case of fire.

6 ACCIDENTAL RELEASE MEASURES

PERSONAL PRECAUTIONS

Wear protective clothing as described in Section 8 of this safety data sheet.

ENVIRONMENTAL PRECAUTIONS

Do not allow to enter drains, sewers or watercourses.

SPILL CLEAN UP METHODS

Avoid generation and spreading of dust. Shovel into dry containers. Cover and move the containers. Flush the area with water. In case of

spills, beware of slippery floors and surfaces.

7 HANDLING AND STORAGE

USAGE PRECAUTIONS

Avoid inhalation of dust and contact with skin and eyes. Avoid handling which leads to dust formation.

STORAGE PRECAUTIONS

Store in tightly closed original container in a dry, cool and well-ventilated place.

8 EXPOSURE CONTROLS/PERSONAL PROTECTION

INGREDIENT COMMENTS

NUI = Nuisance dust, WEL TWA 4mg/m3 Respirable Dust, 10 mg/m3 Total Dust.

PROTECTIVE EQUIPMENT

ENGINEERING MEASURES

Provide adequate general and local exhaust ventilation.

RESPIRATORY EQUIPMENT

No specific recommendation made, but respiratory protection must be used if the general level exceeds the recommended occupational

exposure limit. Dust filter P3 (for especially fine dust/powder).

HAND PROTECTION

Gloves are recommended for prolonged use. Rubber or plastic.

EYE PROTECTION

Wear approved chemical safety goggles where eye exposure is reasonably probable.

OTHER PROTECTION

Wear appropriate clothing to prevent any possibility of skin contact. Provide eyewash station.

9 PHYSICAL AND CHEMICAL PROPERTIES

APPEARANCE Powder, dust Granular Solid

COLOUR Brown

ODOUR Odourless

SOLUBILITY Insoluble in water

BULK DENSITY 1200 - 1400 kg/m3 PARTICLE SIZE (Micron) 0 - 4000 μm

10 STABILITY AND REACTIVITY

STABILITY

Stable under normal temperature conditions and recommended use.

CONDITIONS TO AVOID

Avoid heat, flames and other sources of ignition. Avoid contact with: Water, moisture.

42 /

REVISION DATE: 08-12-10 SDS NO.: 11128

NUT SHELLS (All Grades)

11 TOXICOLOGICAL INFORMATION

INHALATION

Dust in high concentrations may irritate the respiratory system.

INGESTION

May cause discomfort if swallowed.

SKIN CONTACT

Prolonged and frequent contact may cause redness and irritation.

EYE CONTACT

Particles in the eyes may cause irritation and smarting.

12 ECOLOGICAL INFORMATION

ECOTOXICITY

Contact M-I SWACO's QHSE Department for ecological information at [email protected].

WATER HAZARD CLASSIFICATION

WGK 1

13 DISPOSAL CONSIDERATIONS

DISPOSAL METHODS

Recover and reclaim or recycle, if practical. Dispose of waste and residues in accordance with local authority requirements.

14 TRANSPORT INFORMATION

GENERAL The product is not covered by international regulation on the transport of dangerous goods (IMDG, IATA,

ADR/RID).

15 REGULATORY INFORMATION

UK REGULATORY REFERENCES

Chemicals (Hazard Information & Packaging) Regulations. Control of Substances Hazardous to Health Regulations 2002 (as amended)

Workplace Exposure Limits EH40.

EU DIRECTIVES

Regulation (EC) No 1907/2006 of the European Parliament and of the Council of 18 December 2006 concerning the Registration,

Evaluation, Authorisation and Restriction of Chemicals (REACH), establishing a European Chemicals Agency, amending Directive

1999/45/EC and repealing Council Regulation (EEC) No 793/93 and Commission Regulation (EC) No 1488/94 as well as Council Directive

76/769/EEC and Commission Directives 91/155/EEC, 93/67/EEC, 93/105/EC and 2000/21/EC, including amendments.

INTERNATIONAL CHEMICAL INVENTORIES

Contact [email protected] for REACH information.

16 OTHER INFORMATION

INFORMATION SOURCES

Product information provided by the commercial vendor(s). Material Safety Data Sheet, Misc. manufacturers. LOLI. European Chemicals

Bureau - ESIS (European Chemical Substances Information).

REVISION COMMENTS

Updated according to CLP. Compiled or Revised by Ewan MacLeod

ISSUED BY

Bill Cameron

REVISION DATE 08-12-10

REV. NO./REPL. SDS GENERATED 4

SDS NO. 11128

RISK PHRASES IN FULL

Not classified.NC

43 /

REVISION DATE: 08-12-10 SDS NO.: 11128

NUT SHELLS (All Grades)

DISCLAIMER

MSDS furnished independent of product sale. While every effort has been made to accurately describe this product, some of the data are obtained from

sources beyond our direct supervision. We cannot make any assertions as to its reliability or completeness; therefore, user may rely only at user's risk.

We have made no effort to censor or conceal deleterious aspects of this product. Since we cannot anticipate or control the conditions under which this

information and product may be used, we make no guarantee that the precautions we have suggested will be adequate for all individuals and/or

situations. It is the obligation of each user of this product to comply with the requirements of all applicable laws regarding use and disposal of this

product. Additional information will be furnished upon request to assist the user; however, no warranty, either expressed or implied, nor liability of any

nature with respect to this product or to the data herein is made or incurred hereunder.

44 /

Revision Date 21-06-11

Revision 6

Supersedes date 03-07-09

SDS No. 10844

SAFETY DATA SHEET

POLYPAC* (All Grades)

SECTION 1: IDENTIFICATION OF THE SUBSTANCE/MIXTURE AND OF THE COMPANY/UNDERTAKING

1.1. Product identifier

Product name POLYPAC* (All Grades)

Synonyms, Trade Names POLYPAC ELV, R, UL & POLYPAC SUPREME R, UL .

1.2. Relevant identified uses of the substance or mixture and uses advised against

Identified uses Fluid loss control

1.3. Details of the supplier of the safety data sheet

M-I SWACOSupplier

A Schlumberger Company

Woodlands Drive,

Kirkhill Industrial Estate,

Dyce, Aberdeen AB21 0GW.

Scotland UK

T = +44 (0)1224-246600

F = +44 (0)1224-246699

E-mail = [email protected]

1.4. Emergency telephone number

(24 Hour) Australia +61 2801 44558, Asia Pacific +65 3158 1074, China +86 10 5100 3039, Europe +44 (0) 1235 239 670, Middle East and

Africa +44 (0) 1235 239 671, New Zealand +64 9929 1483, USA 001 281 561 1600.

National Emergency Telephone Number

+31 (0)30-2748888 Only for the purpose of informing medical personnel in cases of acute intoxications in the Netherlands.

SECTION 2: HAZARDS IDENTIFICATION

2.1. Classification of the substance or mixture

Classification (EC 1272/2008)

Physical and Chemical Hazards Not classified.

Human health Not classified.

Environment Not classified.

Classification (67/548/EEC) Not classified.

The Full Text for all R-Phrases and Hazard Statements are Displayed in Section 16.

2.2. Label elements

Label In Accordance With (EC) No. 1272/2008

No pictogram required.

2.3. Other hazards

Not Classified as PBT/vPvB by current EU criteria.

SECTION 3: COMPOSITION/INFORMATION ON INGREDIENTS

3.1. Substances

61 /

SDS No. 10844

POLYPAC* (All Grades)

POLYANIONIC CELLULOSE 60-100%

Classification (67/548/EEC)

Not classified.

Classification (EC 1272/2008)

Not classified.

The Full Text for all R-Phrases and Hazard Statements are Displayed in Section 16.

Composition Comments

The data shown is in accordance with the latest EC Directives.

SECTION 4: FIRST AID MEASURES

4.1. Description of first aid measures

Inhalation

Move the exposed person to fresh air at once. If respiratory problems, artificial respiration/oxygen. Get medical attention if any discomfort

continues.

Ingestion

Immediately give a couple of glasses of water or milk, provided the victim is fully conscious. Get medical attention if any discomfort continues.

Skin contact

Remove contaminated clothing immediately and wash skin with soap and water. Get medical attention promptly if symptoms occur after

washing.

Eye contact

Make sure to remove any contact lenses from the eyes before rinsing. Promptly wash eyes with plenty of water while lifting the eye lids.

Continue to rinse for at least 15 minutes. Get medical attention if any discomfort continues.

4.2. Most important symptoms and effects, both acute and delayed

General information

The severity of the symptoms described will vary dependant of the concentration and the length of exposure. If adverse symptoms develop as

described the casualty should be transferred to hospital as soon as possible. For further information, please refer to section 11.

4.3. Indication of any immediate medical attention and special treatment needed

Treat Symptomatically.

SECTION 5: FIREFIGHTING MEASURES

5.1. Extinguishing media

Extinguishing media

Water spray, foam, dry powder or carbon dioxide.

Unsuitable extinguishing media

None known.

5.2. Special hazards arising from the substance or mixture

Hazardous combustion products

When heated, vapours/gases hazardous to health may be formed.

Unusual Fire & Explosion Hazards

High concentrations of dust may form explosive mixture with air.

Specific hazards

Fire or high temperatures create: Vapours/gases/fumes of: Carbon monoxide (CO). Carbon dioxide (CO2).

5.3. Advice for firefighters

Special Fire Fighting Procedures

Containers close to fire should be removed immediately or cooled with water.

Protective equipment for fire-fighters

Self contained breathing apparatus and full protective clothing must be worn in case of fire.

SECTION 6: ACCIDENTAL RELEASE MEASURES

6.1. Personal precautions, protective equipment and emergency procedures

Wear protective clothing as described in Section 8 of this safety data sheet.

62 /

SDS No. 10844

POLYPAC* (All Grades)

6.2. Environmental precautions

Do not allow to enter drains, sewers or watercourses.

6.3. Methods and material for containment and cleaning up

Avoid generation and spreading of dust. Shovel into dry containers. Cover and move the containers. Flush the area with water. In case of

spills, beware of slippery floors and surfaces.

6.4. Reference to other sections

For waste disposal, see section 13.

SECTION 7: HANDLING AND STORAGE

7.1. Precautions for safe handling

Avoid inhalation of dust and contact with skin and eyes. Avoid handling which leads to dust formation. Keep away from heat, sparks and open

flame.

7.2. Conditions for safe storage, including any incompatibilities

Store in tightly closed original container in a dry, cool and well-ventilated place. Take precautionary measures against static discharges.

7.3. Specific end use(s)

The identified uses for this product are detailed in Section 1.2.

SECTION 8: EXPOSURE CONTROLS/PERSONAL PROTECTION

8.1. Control parameters

Ingredient Comments

NUI = Nuisance dust, WEL TWA 4mg/m3 Respirable Dust, 10 mg/m3 Total Dust.

8.2. Exposure controls

Protective equipment

Process conditions

All chemical Personal Protective Equipment (PPE) should be selected based on an assessment of both the chemical hazard present and the

risk of exposure to those hazards. The PPE recommendations below are based on an assessment of the chemical hazards associated with this

product. Where this product is used in a mixture with other products or fluids, additional hazards may be created and as such further

assessment of risk may be required. The risk of exposure and need of respiratory protection will vary from workplace to workplace and should

be assessed by the user in each situation.

Engineering measures

Provide adequate general and local exhaust ventilation.

Respiratory equipment

No specific recommendation made, but respiratory protection may still be required under exceptional circumstances when excessive air

contamination exists. Dust filter P2 (for fine dust).

Hand protection

For prolonged or repeated skin contact use suitable protective gloves. Use protective gloves made of: Nitrile. or Neoprene.

Eye protection

Wear approved chemical safety goggles where eye exposure is reasonably probable.

Other Protection

Wear appropriate clothing to prevent any possibility of skin contact. Provide eyewash station.

SECTION 9: PHYSICAL AND CHEMICAL PROPERTIES

9.1. Information on basic physical and chemical properties

Appearance Granular Powder, dust

Colour White / off-white.

Odour Odourless.

63 /

SDS No. 10844

POLYPAC* (All Grades)

Solubility Soluble in water.

Relative density 1.5 - 1.6 @ 25 °C

Bulk Density 400 - 880 kg/m3

pH-Value, Diluted Solution 6.5 - 9.5 @ 1 %

Decomposition temperature (°C) > 230°C

9.2. Other information

Not relevant

SECTION 10: STABILITY AND REACTIVITY

10.1. Reactivity

There are no known reactivity hazards associated with this product.

10.2. Chemical stability

Stable under normal temperature conditions and recommended use. The substance is hygroscopic and will absorb water by contact with the

moisture in the air.

10.3. Possibility of hazardous reactions

Hazardous Polymerisation

Will not polymerise.

10.4. Conditions to avoid

The substance is hygroscopic and will absorb water by contact with the moisture in the air.

10.5. Incompatible materials

Materials To Avoid

Strong oxidising substances.

10.6. Hazardous decomposition products

When heated, vapours/gases hazardous to health may be formed. Fire or high temperatures create: Vapours/gases/fumes of: Carbon

monoxide (CO). Carbon dioxide (CO2). Na2O Na2CO3

SECTION 11: TOXICOLOGICAL INFORMATION

11.1. Information on toxicological effects

Acute toxicity:

Acute Toxicity (Oral LD50)

27000 mg/kg Rat

Acute Toxicity (Dermal LD50)

2000 mg/kg Rabbit

Acute Toxicity (Inhalation LC50)

4 hours 5800 mg/l (dust/mist) Rat

Aspiration hazard:

Not anticipated to present an aspiration hazard based on chemical structure.

Inhalation

Dust may irritate respiratory system or lungs.

Ingestion

May cause discomfort if swallowed.

Skin contact

Prolonged contact may cause redness, irritation and dry skin.

Eye contact

Particles in the eyes may cause irritation and smarting.

64 /

SDS No. 10844

POLYPAC* (All Grades)

Route of entry

No route of entry noted.

Target Organs

No specific target organs noted

SECTION 12: ECOLOGICAL INFORMATION

Ecotoxicity

Contact M-I SWACO's QHSE Department for ecological information at [email protected].

12.1. Toxicity

Acute Fish Toxicity

Not considered toxic to fish.

12.2. Persistence and degradability

Degradability

The product is slowly degradable.

12.3. Bioaccumulative potential

Bioaccumulative potential

The product is not bioaccumulating.

12.4. Mobility in soil

Mobility:

The product is soluble in water.

12.5. Results of PBT and vPvB assessment

Not Classified as PBT/vPvB by current EU criteria.

12.6. Other adverse effects

None known.

SECTION 13: DISPOSAL CONSIDERATIONS

13.1. Waste treatment methods

Recover and reclaim or recycle, if practical. Dispose of waste and residues in accordance with local authority requirements.

Waste Class

EWC-Code: 16 03 06

SECTION 14: TRANSPORT INFORMATION

General The product is not covered by international regulation on the transport of dangerous goods (IMDG, IATA,

ADR/RID).

14.1. UN number

Not applicable.

14.2. UN proper shipping name

Not applicable.

14.3. Transport hazard class(es)

Not applicable.

14.4. Packing group

Not applicable.

14.5. Environmental hazards

Environmentally Hazardous Substance/Marine Pollutant

No.

65 /

SDS No. 10844

POLYPAC* (All Grades)

14.6. Special precautions for user

Not applicable.

14.7. Transport in bulk according to Annex II of MARPOL73/78 and the IBC Code

Not applicable.

SECTION 15: REGULATORY INFORMATION

15.1. Safety, health and environmental regulations/legislation specific for the substance or mixture

Uk Regulatory References

Chemicals (Hazard Information & Packaging) Regulations. Control of Substances Hazardous to Health Regulations 2002 (as amended)

Workplace Exposure Limits EH40.

EU Legislation

Regulation (EC) No 1907/2006 of the European Parliament and of the Council of 18 December 2006 concerning the Registration, Evaluation,

Authorisation and Restriction of Chemicals (REACH), establishing a European Chemicals Agency, amending Directive 1999/45/EC and

repealing Council Regulation (EEC) No 793/93 and Commission Regulation (EC) No 1488/94 as well as Council Directive 76/769/EEC and

Commission Directives 91/155/EEC, 93/67/EEC, 93/105/EC and 2000/21/EC, including amendments.

National Regulations

In accordance with Dutch Mining Regulation 9.2 and ARBO regulation Chapter 4.

Water hazard classification

WGK 1

New Zealand Hazard Classification and HSNO Approval No.

Not Classified. HSNO Approval No. Not Required.

Name of Group Standard and Information on Conditions of Group Standard

Not applicable.

15.2. Chemical Safety Assessment

International Chemical Inventories

Contact [email protected] for REACH information. Complies with the following national/regional chemical inventory requirements:

Australia (AICS), Canada (DSL / NDSL), China (IECSC), Europe (EINECS / ELINCS), Japan (METI / ENCS), Korea (TCCL / ECL), New

Zealand (NZIoC), Phillipines (PICCS), United States (TSCA).

SECTION 16: OTHER INFORMATION

Abbreviations and acronyms used in the safety data sheet

*a mark of M-I L.L.C.

General information

HMIS Health -1 HMIS Flammability - 1 HMIS Physical Hazard - 0

Information Sources

Product information provided by the commercial vendor(s). Material Safety Data Sheet, Misc. manufacturers. LOLI. European Chemicals

Bureau - ESIS (European Chemical Substances Information).

Revision Comments

General revision. Compiled or Revised by Ewan MacLeod

Issued By Bill Cameron

Revision Date 21-06-11

Revision 6

Supersedes date 03-07-09

SDS No. 10844

Risk Phrases In Full

Not classified.NC

Disclaimer

MSDS furnished independent of product sale. While every effort has been made to accurately describe this product, some of the data are obtained from

sources beyond our direct supervision. We cannot make any assertions as to its reliability or completeness; therefore, user may rely only at user's risk. We

have made no effort to censor or conceal deleterious aspects of this product. Since we cannot anticipate or control the conditions under which this

information and product may be used, we make no guarantee that the precautions we have suggested will be adequate for all individuals and/or situations. It

is the obligation of each user of this product to comply with the requirements of all applicable laws regarding use and disposal of this product. Additional

information will be furnished upon request to assist the user; however, no warranty, either expressed or implied, nor liability of any nature with respect to this

product or to the data herein is made or incurred hereunder.

66 /

Revision Date 26-Feb-13

Revision 6

Supersedes date 10-Aug-10

SDS No. 10064

SAFETY DATA SHEET

POTASSIUM CHLORIDE BRINE

SECTION 1: IDENTIFICATION OF THE SUBSTANCE/MIXTURE AND OF THE COMPANY/UNDERTAKING

1.1. Product identifier

Product name POTASSIUM CHLORIDE BRINE

1.2. Relevant identified uses of the substance or mixture and uses advised against

Identified uses Drilling fluid additive Completion Brine

1.3. Details of the supplier of the safety data sheet

M-I SWACOSupplier

A Schlumberger Company

Woodlands Drive

Kirkhill Industrial Estate

Dyce, Aberdeen AB21 0GW

Scotland UK

T=+44(0)1224-246600

F=+11(0)1224-246699

Email - [email protected]

1.4. Emergency telephone number

(24 Hour) Australia +61 2801 44558, Asia Pacific +65 3158 1074, China +86 10 5100 3039, Europe +44 (0) 1235 239 670, Middle East and

Africa +44 (0) 1235 239 671, New Zealand +64 9929 1483, USA 001 281 561 1600.

National Emergency Telephone Number

+31 (0)30-2748888 Only for the purpose of informing medical personnel in cases of acute intoxications in the Netherlands.

SECTION 2: HAZARDS IDENTIFICATION

2.1. Classification of the substance or mixture

Classification (1999/45/EEC) Not classified.

2.2. Label elements

Risk Phrases

NC Not classified.

Safety Phrases

NC Not classified.

Australian statement of hazardous/dangerous nature

Classified as Non-Hazardous according to the criteria of NOHSC.

NON-HAZARDOUS SUBSTANCE. NON-DANGEROUS GOODS.

2.3. Other hazards

Not Classified as PBT/vPvB by current EU criteria.

SECTION 3: COMPOSITION/INFORMATION ON INGREDIENTS

3.2. Mixtures

71 /

SDS No. 10064

POTASSIUM CHLORIDE BRINE

POTASSIUM CHLORIDE 5-30%

CAS-No.: 7447-40-7 EC No.: 231-211-8

Classification (67/548/EEC)

Not classified.

Classification (EC 1272/2008)

Not classified.

The Full Text for all R-Phrases and Hazard Statements are Displayed in Section 16.

Composition Comments

The data shown is in accordance with the latest EC Directives.

SECTION 4: FIRST AID MEASURES

4.1. Description of first aid measures

Inhalation

Move the exposed person to fresh air at once. If respiratory problems, artificial respiration/oxygen. Get medical attention if any discomfort

continues.

Ingestion

Immediately give a couple of glasses of water or milk, provided the victim is fully conscious. Get medical attention if any discomfort continues.

Skin contact

Remove contaminated clothing immediately and wash skin with soap and water. Get medical attention promptly if symptoms occur after

washing.

Eye contact

Make sure to remove any contact lenses from the eyes before rinsing. Promptly wash eyes with plenty of water while lifting the eye lids.

Continue to rinse for at least 15 minutes. Get medical attention if any discomfort continues.

4.2. Most important symptoms and effects, both acute and delayed

General information

The severity of the symptoms described will vary dependant of the concentration and the length of exposure. If adverse symptoms develop as

described the casualty should be transferred to hospital as soon as possible. For further information, please refer to section 11.

4.3. Indication of any immediate medical attention and special treatment needed

Treat Symptomatically.

SECTION 5: FIREFIGHTING MEASURES

5.1. Extinguishing media

Extinguishing media

Water spray, foam, dry powder or carbon dioxide.

5.2. Special hazards arising from the substance or mixture

Hazardous combustion products

Fire or high temperatures create: Vapours/gases/fumes of: Chlorides.

5.3. Advice for firefighters

Special Fire Fighting Procedures

Containers close to fire should be removed immediately or cooled with water.

Protective equipment for fire-fighters

Self contained breathing apparatus and full protective clothing must be worn in case of fire.

SECTION 6: ACCIDENTAL RELEASE MEASURES

6.1. Personal precautions, protective equipment and emergency procedures

Wear protective clothing as described in Section 8 of this safety data sheet.

6.2. Environmental precautions

Do not allow to enter drains, sewers or watercourses.

6.3. Methods and material for containment and cleaning up

72 /

SDS No. 10064

POTASSIUM CHLORIDE BRINE

Stop leak if possible without risk. Dike far ahead of larger spills for later disposal. Absorb spillage with suitable absorbent material. Shovel into

dry containers. Cover and move the containers. Flush the area with water.

6.4. Reference to other sections

For waste disposal, see section 13.

SECTION 7: HANDLING AND STORAGE

7.1. Precautions for safe handling

Avoid spilling, skin and eye contact. Avoid inhalation of vapours and spray mists. Good personal hygiene is necessary. Wash hands and

contaminated areas with water and soap before leaving the work site. Remove contaminated clothing. Do not eat, drink or smoke when using

the product.

7.2. Conditions for safe storage, including any incompatibilities

Store in tightly closed original container in a dry, cool and well-ventilated place. Bulk storage:This product should be stored in a cool dry,

well-ventilated place.

7.3. Specific end use(s)

The identified uses for this product are detailed in Section 1.2.

SECTION 8: EXPOSURE CONTROLS/PERSONAL PROTECTION

8.1. Control parameters

Ingredient Comments

No exposure limits noted for ingredient(s).

No biological limit allocated.

POTASSIUM CHLORIDE (CAS: 7447-40-7)

DNEL

Industry Dermal Short Term Systemic Effects 910 mg/kg/day

Industry Inhalation. Short Term Systemic Effects 5320 mg/m3

Industry Dermal Long Term Systemic Effects 303 mg/kg/day

Industry Inhalation. Long Term Systemic Effects 1064 mg/m3

PNEC

Freshwater 0.1 mg/l

Marinewater 0.1 mg/l

Intermittent release 1 mg/l

STP 10 mg/l

8.2. Exposure controls

Protective equipment

Process conditions

All chemical Personal Protective Equipment (PPE) should be selected based on an assessment of both the chemical hazard present and the

risk of exposure to those hazards. The PPE recommendations below are based on an assessment of the chemical hazards associated with this

product. Where this product is used in a mixture with other products or fluids, additional hazards may be created and as such further

assessment of risk may be required. The risk of exposure and need of respiratory protection will vary from workplace to workplace and should

be assessed by the user in each situation.

Engineering measures

Provide adequate general and local exhaust ventilation.

Respiratory equipment

No specific recommendation made, but respiratory protection may still be required under exceptional circumstances when excessive air

contamination exists. Chemical respirator with inorganic vapour cartridge (Grey B).

Hand protection

For prolonged or repeated skin contact use suitable protective gloves. Rubber gloves are recommended.

Eye protection

Wear approved chemical safety goggles where eye exposure is reasonably probable.

Other Protection

Wear appropriate clothing to prevent any possibility of skin contact. Provide eyewash station.

73 /

SDS No. 10064

POTASSIUM CHLORIDE BRINE

SECTION 9: PHYSICAL AND CHEMICAL PROPERTIES

9.1. Information on basic physical and chemical properties

Appearance Liquid

Colour Colourless.

Odour Odourless.

Solubility Soluble in water.

Initial boiling point and boiling range

(°C)

102°C

Melting point (°C) -7°C

Relative density 1.08 - 1.57 s.g (8.33 - 9.7 lb/gal)

pH-Value, Conc. Solution ~7

9.2. Other information

Not relevant

SECTION 10: STABILITY AND REACTIVITY

10.1. Reactivity

There are no known reactivity hazards associated with this product.

10.2. Chemical stability

Stable under normal temperature conditions and recommended use.

10.3. Possibility of hazardous reactions

Not known.

10.4. Conditions to avoid

Not known.

10.5. Incompatible materials

Materials To Avoid

Avoid contact with: Strong oxidising substances. Strong acids. Strong alkalis.

10.6. Hazardous decomposition products

Fire or high temperatures create: Vapours/gases/fumes of: Chlorides.

SECTION 11: TOXICOLOGICAL INFORMATION

11.1. Information on toxicological effects

Aspiration hazard:

Not anticipated to present an aspiration hazard based on chemical structure.

Inhalation

Gas or vapour in high concentrations may irritate respiratory system.

Ingestion

May cause discomfort if swallowed. Gastrointestinal symptoms, including upset stomach.

Skin contact

Prolonged and frequent contact may cause redness and irritation.

Eye contact

Spray and vapour in the eyes may cause irritation and smarting.

Route of entry

No route of entry noted.

Target Organs

No specific target organs noted

74 /

SDS No. 10064

POTASSIUM CHLORIDE BRINE

SECTION 12: ECOLOGICAL INFORMATION

Ecotoxicity

Contact M-I SWACO's QHSE Department for ecological information at [email protected].

12.1. Toxicity

Acute Toxicity - Fish

LC50 96 hours 1060 mg/l Lepomis macrochirus (Bluegill)

Acute Toxicity - Aquatic Invertebrates

EC50 48 hours 825 mg/l Daphnia magna

Acute Toxicity - Aquatic Plants

EC50 72 hours 2500 mg/l

12.2. Persistence and degradability

Degradability

There are no data on the degradability of this product.

12.3. Bioaccumulative potential

Bioaccumulative potential

No data available on bioaccumulation.

12.4. Mobility in soil

Mobility:

The product is soluble in water.

12.5. Results of PBT and vPvB assessment

Not Classified as PBT/vPvB by current EU criteria.

12.6. Other adverse effects

None known.

SECTION 13: DISPOSAL CONSIDERATIONS

13.1. Waste treatment methods

Recover and reclaim or recycle, if practical. Dispose of waste and residues in accordance with local authority requirements.

Waste Class

EWC-code: 06 03 14 Waste number: 7097. Inorganic solutions and liquids.

SECTION 14: TRANSPORT INFORMATION

General The product is not covered by international regulation on the transport of dangerous goods (IMDG, IATA,

ADR/RID). and (ADG).

14.1. UN number

Not applicable.

14.2. UN proper shipping name

Not applicable.

14.3. Transport hazard class(es)

Not applicable.

14.4. Packing group

Not applicable.

14.5. Environmental hazards

Environmentally Hazardous Substance/Marine Pollutant

No.

75 /

SDS No. 10064

POTASSIUM CHLORIDE BRINE

14.6. Special precautions for user

Not applicable.

14.7. Transport in bulk according to Annex II of MARPOL73/78 and the IBC Code

The product has been assessed and contained in Chapters 17 and 18 of the IBC Code and the latest MEPC.2/Circular and is permitted to be

carried under Annex II of MARPOL and resolution A.673 (16) Offshore Supply Vessel Code. Ship Type:- 3. Pollution Category:- Z. Please

contact [email protected] for info regarding transport in Bulk.

SECTION 15: REGULATORY INFORMATION

15.1. Safety, health and environmental regulations/legislation specific for the substance or mixture

Uk Regulatory References

Chemicals (Hazard Information & Packaging) Regulations. Control of Substances Hazardous to Health Regulations 2002 (as amended)

Workplace Exposure Limits EH40.

EU Legislation

Regulation (EC) No 1907/2006 of the European Parliament and of the Council of 18 December 2006 concerning the Registration, Evaluation,

Authorisation and Restriction of Chemicals (REACH), establishing a European Chemicals Agency, amending Directive 1999/45/EC and

repealing Council Regulation (EEC) No 793/93 and Commission Regulation (EC) No 1488/94 as well as Council Directive 76/769/EEC and

Commission Directives 91/155/EEC, 93/67/EEC, 93/105/EC and 2000/21/EC, including amendments.

National Regulations

In accordance with Dutch Mining Regulation 9.2 and ARBO regulation Chapter 4.

Water hazard classification

WGK 1

Australian Standard for the Uniform Scheduling of Drugs and Poisons

No Poisons Schedule number allocated.

Australian Regulations

National Code of Practice for the Preparation of Material Safety Data Sheets 2nd Edition [NOHSC: 2011 (2003)]. National Occupational Health

and Safety Commission’s Approved Criteria for Classifying Hazardous Substances [NOHSC:1008 (2004) 3rd Edition]. National Occupational

Health and Safety Commission’s Exposure Standards for Atmospheric Contaminants in the occupational Environment [NOHSC:1003 (1995)].

Safe Work Australia. Standard for the Uniform Scheduling of Drugs and Poisons (SUSDP). ADG Code – Australian Dangerous Goods Code.

15.2. Chemical Safety Assessment

International Chemical Inventories

This product is exempt from REACH registration according to EC Regulation 1907/2006 Article 2 § 7 b and Annex V, point 7. Contact

[email protected] for REACH information. Complies with the following national/regional chemical inventory requirements: Australia

(AICS), Canada (DSL / NDSL), China (IECSC), Europe (EINECS / ELINCS), Japan (METI / ENCS), Korea (TCCL / ECL), New Zealand

(NZIoC), Phillipines (PICCS), United States (TSCA).

SECTION 16: OTHER INFORMATION

Information Sources

Product information provided by the commercial vendor(s). Material Safety Data Sheet, Misc. manufacturers. LOLI. European Chemicals

Bureau - ESIS (European Chemical Substances Information). MARPOL 73/78. Marine Environment Protection Committee (MEPC) Circulars.

MEPC.2 MEPC 54/10/4. IBC Code. IMO Resolution A.673 (16), Guidelines for the Transport and Handling of Limited Amounts of Hazardous

and Noxious Liquid Substances in Bulk Offshore Support Vessels.

Revision Comments

General revision.

Issued By Sandra McWilliam

Revision Date 26-Feb-13

Revision 6

Supersedes date 10-Aug-10

SDS No. 10064

Safety Data Sheet Status Approved.

Date 26-Feb-13

Signature Kirsty Walker

Signature 2 Nina Øvrehus

Risk Phrases In Full

Not classified.NC

76 /

SDS No. 10064

POTASSIUM CHLORIDE BRINE

Disclaimer

MSDS furnished independent of product sale. While every effort has been made to accurately describe this product, some of the data are obtained from

sources beyond our direct supervision. We cannot make any assertions as to its reliability or completeness; therefore, user may rely only at user's risk. We

have made no effort to censor or conceal deleterious aspects of this product. Since we cannot anticipate or control the conditions under which this

information and product may be used, we make no guarantee that the precautions we have suggested will be adequate for all individuals and/or situations. It

is the obligation of each user of this product to comply with the requirements of all applicable laws regarding use and disposal of this product. Additional

information will be furnished upon request to assist the user; however, no warranty, either expressed or implied, nor liability of any nature with respect to this

product or to the data herein is made or incurred hereunder.

77 /

Revision Date 26-Feb-13

Revision 4

Supersedes date 06-Apr-11

SDS No. 10857

SAFETY DATA SHEET

POTASSIUM CHLORIDE

SECTION 1: IDENTIFICATION OF THE SUBSTANCE/MIXTURE AND OF THE COMPANY/UNDERTAKING

1.1. Product identifier

Product name POTASSIUM CHLORIDE

1.2. Relevant identified uses of the substance or mixture and uses advised against

Identified uses Oil well drilling fluid additive. Oil well completion fluid additive.

1.3. Details of the supplier of the safety data sheet

M-I SWACOSupplier

A Schlumberger Company

Woodlands Drive

Kirkhill Industrial Estate

Dyce, Aberdeen AB21 0GW

Scotland UK

T=+44(0)1224-246600

F=+11(0)1224-246699

Email - [email protected]

1.4. Emergency telephone number

(24 Hour) Australia +61 2801 44558, Asia Pacific +65 3158 1074, China +86 10 5100 3039, Europe +44 (0) 1235 239 670, Middle East and

Africa +44 (0) 1235 239 671, New Zealand +64 9929 1483, USA 001 281 561 1600.

National Emergency Telephone Number

+31 (0)30-2748888 Only for the purpose of informing medical personnel in cases of acute intoxications in the Netherlands.

SECTION 2: HAZARDS IDENTIFICATION

2.1. Classification of the substance or mixture

Classification (EC 1272/2008)

Physical and Chemical Hazards Not classified.

Human health Not classified.

Environment Not classified.

Classification (67/548/EEC) Not classified.

The Full Text for all R-Phrases and Hazard Statements are Displayed in Section 16.

2.2. Label elements

Label In Accordance With (EC) No. 1272/2008

No pictogram required.

Australian statement of hazardous/dangerous nature

Classified as Non-Hazardous according to the criteria of NOHSC.

NON-HAZARDOUS SUBSTANCE. NON-DANGEROUS GOODS.

2.3. Other hazards

Not Classified as PBT/vPvB by current EU criteria.

SECTION 3: COMPOSITION/INFORMATION ON INGREDIENTS

3.1. Substances

71 /

SDS No. 10857

POTASSIUM CHLORIDE

POTASSIUM CHLORIDE 60-100%

CAS-No.: 7447-40-7 EC No.: 231-211-8

Classification (67/548/EEC)

Not classified.

Classification (EC 1272/2008)

Not classified.

The Full Text for all R-Phrases and Hazard Statements are Displayed in Section 16.

Composition Comments

The data shown is in accordance with the latest EC Directives.

SECTION 4: FIRST AID MEASURES

4.1. Description of first aid measures

Inhalation

Move the exposed person to fresh air at once. If respiratory problems, artificial respiration/oxygen. Get medical attention if any discomfort

continues.

Ingestion

Immediately give a couple of glasses of water or milk, provided the victim is fully conscious. Get medical attention if any discomfort continues.

Skin contact

Remove contaminated clothing immediately and wash skin with soap and water. Get medical attention promptly if symptoms occur after

washing.

Eye contact

Make sure to remove any contact lenses from the eyes before rinsing. Promptly wash eyes with plenty of water while lifting the eye lids.

Continue to rinse for at least 15 minutes. Get medical attention if any discomfort continues.

4.2. Most important symptoms and effects, both acute and delayed

General information

The severity of the symptoms described will vary dependant of the concentration and the length of exposure. If adverse symptoms develop as

described the casualty should be transferred to hospital as soon as possible. For further information, please refer to section 11.

4.3. Indication of any immediate medical attention and special treatment needed

Treat Symptomatically.

SECTION 5: FIREFIGHTING MEASURES

5.1. Extinguishing media

Extinguishing media

Water spray, foam, dry powder or carbon dioxide.

5.2. Special hazards arising from the substance or mixture

Hazardous combustion products

Fire or high temperatures create: Vapours/gases/fumes of: Chlorides.

Unusual Fire & Explosion Hazards

High concentrations of dust may form explosive mixture with air.

5.3. Advice for firefighters

Special Fire Fighting Procedures

Containers close to fire should be removed immediately or cooled with water.

Protective equipment for fire-fighters

Self contained breathing apparatus and full protective clothing must be worn in case of fire.

SECTION 6: ACCIDENTAL RELEASE MEASURES

6.1. Personal precautions, protective equipment and emergency procedures

Wear protective clothing as described in Section 8 of this safety data sheet.

6.2. Environmental precautions

Do not allow to enter drains, sewers or watercourses.

72 /

SDS No. 10857

POTASSIUM CHLORIDE

6.3. Methods and material for containment and cleaning up

Avoid generation and spreading of dust. Shovel into dry containers. Cover and move the containers. Flush the area with water.

6.4. Reference to other sections

For waste disposal, see section 13.

SECTION 7: HANDLING AND STORAGE

7.1. Precautions for safe handling

Avoid inhalation of dust and contact with skin and eyes. Avoid handling which leads to dust formation. Provide good ventilation. Good personal

hygiene is necessary. Wash hands and contaminated areas with water and soap before leaving the work site. Remove contaminated clothing.

Do not eat, drink or smoke when using the product.

7.2. Conditions for safe storage, including any incompatibilities

Store in tightly closed original container in a dry, cool and well-ventilated place.

7.3. Specific end use(s)

The identified uses for this product are detailed in Section 1.2.

SECTION 8: EXPOSURE CONTROLS/PERSONAL PROTECTION

8.1. Control parameters

Ingredient Comments

NUI = Nuisance dust, WEL TWA 4mg/m3 Respirable Dust, 10 mg/m3 Total Dust.

No biological limit allocated.

POTASSIUM CHLORIDE (CAS: 7447-40-7)

DNEL

Industry Dermal Short Term Systemic Effects 910 mg/kg/day

Industry Inhalation. Short Term Systemic Effects 5320 mg/m3

Industry Dermal Long Term Systemic Effects 303 mg/kg/day

Industry Inhalation. Long Term Systemic Effects 1064 mg/m3

PNEC

Freshwater 0.1 mg/l

Marinewater 0.1 mg/l

Intermittent release 1 mg/l

STP 10 mg/l

8.2. Exposure controls

Protective equipment

Process conditions

All chemical Personal Protective Equipment (PPE) should be selected based on an assessment of both the chemical hazard present and the

risk of exposure to those hazards. The PPE recommendations below are based on an assessment of the chemical hazards associated with this

product. Where this product is used in a mixture with other products or fluids, additional hazards may be created and as such further

assessment of risk may be required. The risk of exposure and need of respiratory protection will vary from workplace to workplace and should

be assessed by the user in each situation.

Engineering measures

Provide adequate ventilation. Observe occupational exposure limits and minimize the risk of inhalation of dust.

Respiratory equipment

If ventilation is insufficient, suitable respiratory protection must be provided. Use respiratory equipment with particle filter, type P2.

Hand protection

For prolonged or repeated skin contact use suitable protective gloves. Rubber gloves are recommended.

Eye protection

Wear dust resistant safety goggles where there is danger of eye contact.

Other Protection

Wear appropriate clothing to prevent any possibility of skin contact. Provide eyewash station.

73 /

SDS No. 10857

POTASSIUM CHLORIDE

SECTION 9: PHYSICAL AND CHEMICAL PROPERTIES

9.1. Information on basic physical and chemical properties

Appearance Powder, dust

Colour White to Pale Pink.

Odour Odourless.

Solubility Soluble in water.

Initial boiling point and boiling range

(°C)

1406-1413°C

Melting point (°C) 768-773°C

Relative density 1.98 @ 20°C

pH-Value, Diluted Solution ~ 7 @ 1%

Solubility Value (G/100G

H2O@20°C)

37

Partition Coefficient

(N-Octanol/Water)

-3.0

9.2. Other information

Not relevant

SECTION 10: STABILITY AND REACTIVITY

10.1. Reactivity

There are no known reactivity hazards associated with this product.

10.2. Chemical stability

Stable under normal temperature conditions and recommended use.

10.3. Possibility of hazardous reactions

Not known.

10.4. Conditions to avoid

Avoid wet and humid conditions.

10.5. Incompatible materials

Materials To Avoid

Avoid contact with: Strong oxidising substances. Strong acids. Strong alkalis.

10.6. Hazardous decomposition products

Fire or high temperatures create: Vapours/gases/fumes of: Chlorides.

SECTION 11: TOXICOLOGICAL INFORMATION

11.1. Information on toxicological effects

Acute toxicity:

Acute Toxicity (Oral LD50)

2600 mg/kg Rat

Aspiration hazard:

Not anticipated to present an aspiration hazard based on chemical structure.

Inhalation

Dust may irritate respiratory system or lungs.

Ingestion

May cause discomfort if swallowed. Gastrointestinal symptoms, including upset stomach.

Skin contact

Prolonged and frequent contact may cause redness and irritation.

74 /

SDS No. 10857

POTASSIUM CHLORIDE

Eye contact

Particles in the eyes may cause irritation and smarting.

Route of entry

No route of entry noted.

Target Organs

No specific target organs noted

SECTION 12: ECOLOGICAL INFORMATION

Ecotoxicity

Contact M-I SWACO's QHSE Department for ecological information at [email protected]. OSPAR have defined this chemical as

PLONOR. This is a naturally occurring mineral.

12.1. Toxicity

Acute Toxicity - Fish

LC50 96 hours 1060 mg/l Lepomis macrochirus (Bluegill)

Acute Toxicity - Aquatic Invertebrates

EC50 48 hours 825 mg/l Daphnia magna

Acute Toxicity - Aquatic Plants

EC50 72 hours 2500 mg/l

12.2. Persistence and degradability

Degradability

There are no data on the degradability of this product.

12.3. Bioaccumulative potential

Bioaccumulative potential

No data available on bioaccumulation.

Partition coefficient -3.0

12.4. Mobility in soil

Mobility:

The product is soluble in water.

12.5. Results of PBT and vPvB assessment

Not Classified as PBT/vPvB by current EU criteria.

12.6. Other adverse effects

None known.

SECTION 13: DISPOSAL CONSIDERATIONS

13.1. Waste treatment methods

Recover and reclaim or recycle, if practical. Dispose of waste and residues in accordance with local authority requirements.

Waste Class

EWC-code: 06 03 14 Waste number: 7091 Inorganic salts and other solids.

SECTION 14: TRANSPORT INFORMATION

General The product is not covered by international regulation on the transport of dangerous goods (IMDG, IATA,

ADR/RID). and (ADG).

14.1. UN number

Not applicable.

14.2. UN proper shipping name

Not applicable.

14.3. Transport hazard class(es)

75 /

SDS No. 10857

POTASSIUM CHLORIDE

Not applicable.

14.4. Packing group

Not applicable.

14.5. Environmental hazards

Environmentally Hazardous Substance/Marine Pollutant

No.

14.6. Special precautions for user

Not applicable.

14.7. Transport in bulk according to Annex II of MARPOL73/78 and the IBC Code

Not applicable. Please contact [email protected] for info regarding transport in Bulk.

SECTION 15: REGULATORY INFORMATION

15.1. Safety, health and environmental regulations/legislation specific for the substance or mixture

Uk Regulatory References

Chemicals (Hazard Information & Packaging) Regulations. Control of Substances Hazardous to Health Regulations 2002 (as amended)

Workplace Exposure Limits EH40.

EU Legislation

Regulation (EC) No 1907/2006 of the European Parliament and of the Council of 18 December 2006 concerning the Registration, Evaluation,

Authorisation and Restriction of Chemicals (REACH), establishing a European Chemicals Agency, amending Directive 1999/45/EC and

repealing Council Regulation (EEC) No 793/93 and Commission Regulation (EC) No 1488/94 as well as Council Directive 76/769/EEC and

Commission Directives 91/155/EEC, 93/67/EEC, 93/105/EC and 2000/21/EC, including amendments.

National Regulations

In accordance with Dutch Mining Regulation 9.2 and ARBO regulation Chapter 4.

Water hazard classification

WGK 1

Australian Standard for the Uniform Scheduling of Drugs and Poisons

No Poisons Schedule number allocated.

New Zealand Hazard Classification and HSNO Approval No.

HSR003261

Name of Group Standard and Information on Conditions of Group Standard

Information such as HSNO number and group standard have been added to fulfill the requirements for NZ regulations. As this product conforms

to current EU regulations, it contains the required information to comply with the conditions of the stated group standard.

Australian Regulations

National Code of Practice for the Preparation of Material Safety Data Sheets 2nd Edition [NOHSC: 2011 (2003)]. National Occupational Health

and Safety Commission’s Approved Criteria for Classifying Hazardous Substances [NOHSC:1008 (2004) 3rd Edition]. National Occupational

Health and Safety Commission’s Exposure Standards for Atmospheric Contaminants in the occupational Environment [NOHSC:1003 (1995)].

Safe Work Australia. Standard for the Uniform Scheduling of Drugs and Poisons (SUSDP). ADG Code – Australian Dangerous Goods Code.

15.2. Chemical Safety Assessment

International Chemical Inventories

This product is exempt from REACH registration according to EC Regulation 1907/2006 Article 2 § 7 b and Annex V, point 7. Contact

[email protected] for REACH information. Complies with the following national/regional chemical inventory requirements: Australia

(AICS), Canada (DSL / NDSL), China (IECSC), Europe (EINECS / ELINCS), Japan (METI / ENCS), Korea (TCCL / ECL), New Zealand

(NZIoC), Phillipines (PICCS), United States (TSCA).

SECTION 16: OTHER INFORMATION

General information

HMIS Health -1 HMIS Flammability - 0 HMIS Physical Hazard - 0 E - Safety glasses, Gloves, Dust Respirator

Information Sources

Product information provided by the commercial vendor(s). Material Safety Data Sheet, Misc. manufacturers. LOLI. European Chemicals

Bureau - ESIS (European Chemical Substances Information).

Revision Comments

General revision.

Issued By Sandra McWilliam

Revision Date 26-Feb-13

76 /

SDS No. 10857

POTASSIUM CHLORIDE

Revision 4

Supersedes date 06-Apr-11

SDS No. 10857

Safety Data Sheet Status Approved.

Date 26-Feb-13

Signature Sarah Malone

Signature 2 Nina Øvrehus

Risk Phrases In Full

Not classified.NC

Disclaimer

MSDS furnished independent of product sale. While every effort has been made to accurately describe this product, some of the data are obtained from

sources beyond our direct supervision. We cannot make any assertions as to its reliability or completeness; therefore, user may rely only at user's risk. We

have made no effort to censor or conceal deleterious aspects of this product. Since we cannot anticipate or control the conditions under which this

information and product may be used, we make no guarantee that the precautions we have suggested will be adequate for all individuals and/or situations. It

is the obligation of each user of this product to comply with the requirements of all applicable laws regarding use and disposal of this product. Additional

information will be furnished upon request to assist the user; however, no warranty, either expressed or implied, nor liability of any nature with respect to this

product or to the data herein is made or incurred hereunder.

77 /

Revision Date 11/01/2011

Revision 6

SDS No. 11713

SAFETY DATA SHEET

SAFE-CARB (All Grades)

SECTION 1: IDENTIFICATION OF THE SUBSTANCE/MIXTURE AND OF THE COMPANY/UNDERTAKING

1.1. Product identifier

Product name SAFE-CARB (All Grades)

Synonyms, Trade Names SAFE-CARB 2, 10, 20, 25, 40, 250, 500, 600, 750, 1400 and 2500.

1.2. Relevant identified uses of the substance or mixture and uses advised against

Identified uses Weighting agent. Lost circulation material. Bridging material.

1.3. Details of the supplier of the safety data sheet

M-I SWACOSupplier

A Schlumberger Company

Woodlands Drive

Kirkhill Industrial Estate

Dyce, Aberdeen AB21 0GW

Scotland UK

T=+44(0)1224-246600

F=+11(0)1224-246699

Email - [email protected]

1.4. Emergency telephone number

(24 Hour) Australia +61 2801 44558, Asia Pacific +65 3158 1074, China +86 10 5100 3039, Europe +44 (0) 1235 239 670, Middle East and

Africa +44 (0) 1235 239 671, New Zealand +64 9929 1483, USA 001 281 561 1600.

National Emergency Telephone Number

+31 (0)30-2748888 Only for the purpose of informing medical personnel in cases of acute intoxications in the Netherlands.

SECTION 2: HAZARDS IDENTIFICATION

2.1. Classification of the substance or mixture

Classification (EC 1272/2008)

Physical and Chemical Hazards Not classified.

Human health Not classified.

Environment Not classified.

Classification (1999/45/EEC) Not classified.

The Full Text for all R-Phrases and Hazard Statements are Displayed in Section 16.

Human health

This product contains a small quantity of quartz, crystalline silica. IARC Monographs, Vol 68, 1997, concludes that there is sufficient

evidence that inhaled crystalline silica in the form of quartz or crystobalite from occupational sources causes cancer in humans. IARC

classification Group 1. Because of quantity and composition, the health hazard is small.

2.2. Label elements

Label In Accordance With (EC) No. 1272/2008

No pictogram required.

2.3. Other hazards

SECTION 3: COMPOSITION/INFORMATION ON INGREDIENTS

3.2. Mixtures

61 /

SDS No. 11713

SAFE-CARB (All Grades)

CALCIUM CARBONATE 60-100%

CAS-No.: 471-34-1 EC No.: 207-439-9

Classification (67/548/EEC)

Not classified.

Classification (EC 1272/2008)

Not classified.

QUARTZ, CRYSTALLINE SILICA <1%

CAS-No.: 14808-60-7 EC No.: 238-878-4

Classification (67/548/EEC)

Xn;R48/20.

Classification (EC 1272/2008)

STOT RE 2 - H373

The Full Text for all R-Phrases and Hazard Statements are Displayed in Section 16.

Composition Comments

The data shown is in accordance with the latest EC Directives. This product contains a small quantity of quartz, crystalline silica. Prolonged

and repeated exposure to concentrations of crystalline silica exceeding the workplace exposure limit (WEL) may lead to chronic lung disease

such as silicosis. Because of quantity and composition, the health hazard is small.

SECTION 4: FIRST AID MEASURES

4.1. Description of first aid measures

Inhalation

Move the exposed person to fresh air at once. If respiratory problems, artificial respiration/oxygen. Get medical attention if any discomfort

continues.

Ingestion

Immediately give a couple of glasses of water or milk, provided the victim is fully conscious. Get medical attention if any discomfort continues.

Skin contact

Remove contaminated clothing immediately and wash skin with soap and water. Get medical attention promptly if symptoms occur after

washing.

Eye contact

Make sure to remove any contact lenses from the eyes before rinsing. Promptly wash eyes with plenty of water while lifting the eye lids.

Continue to rinse for at least 15 minutes. Get medical attention if any discomfort continues.

4.2. Most important symptoms and effects, both acute and delayed

4.3. Indication of any immediate medical attention and special treatment needed

SECTION 5: FIREFIGHTING MEASURES

5.1. Extinguishing media

Extinguishing media

Use fire-extinguishing media appropriate for surrounding materials.

5.2. Special hazards arising from the substance or mixture

Unusual Fire & Explosion Hazards

High concentrations of dust may form explosive mixture with air.

Specific hazards

During fire, toxic gases (CO, CO2) are formed.

5.3. Advice for firefighters

Special Fire Fighting Procedures

Containers close to fire should be removed immediately or cooled with water.

Protective equipment for fire-fighters

Self contained breathing apparatus and full protective clothing must be worn in case of fire.

SECTION 6: ACCIDENTAL RELEASE MEASURES

62 /

SDS No. 11713

SAFE-CARB (All Grades)

6.1. Personal precautions, protective equipment and emergency procedures

Wear protective clothing as described in Section 8 of this safety data sheet.

6.2. Environmental precautions

Do not allow to enter drains, sewers or watercourses.

6.3. Methods and material for containment and cleaning up

Avoid generation and spreading of dust. Shovel into dry containers. Cover and move the containers. Flush the area with water.

6.4. Reference to other sections

SECTION 7: HANDLING AND STORAGE

7.1. Precautions for safe handling

Avoid inhalation of dust and contact with skin and eyes. Avoid handling which leads to dust formation.

7.2. Conditions for safe storage, including any incompatibilities

Store in tightly closed original container in a dry, cool and well-ventilated place.

7.3. Specific end use(s)

SECTION 8: EXPOSURE CONTROLS/PERSONAL PROTECTION

8.1. Control parameters

STD STEL - 15 MinTWA - 8 HrsName Notes

0,1 mg/m3WELQUARTZ, CRYSTALLINE SILICA

WEL = Workplace Exposure Limit.

CALCIUM CARBONATE (CAS: 471-34-1)

DNEL

Inhalation. Long Term Systemic Effects 10 mg/m3

PNEC

STP 100 mg/l

8.2. Exposure controls

Protective equipment

Process conditions

All chemical Personal Protective Equipment (PPE) should be selected based on an assessment of both the chemical hazard present and the

risk of exposure to those hazards. The PPE recommendations below are based on an assessment of the chemical hazards associated with this

product. Where this product is used in a mixture with other products or fluids, additional hazards may be created and as such further

assessment of risk may be required. The risk of exposure and need of respiratory protection will vary from workplace to workplace and should

be assessed by the user in each situation.

Engineering measures

Provide adequate general and local exhaust ventilation.

Respiratory equipment

No specific recommendation made, but respiratory protection may still be required under exceptional circumstances when excessive air

contamination exists. Dust filter P3 (for especially fine dust/powder).

Hand protection

For prolonged or repeated skin contact use suitable protective gloves. Use protective gloves made of: Nitrile. or Neoprene.

Eye protection

Wear approved chemical safety goggles where eye exposure is reasonably probable.

Other Protection

Wear appropriate clothing to prevent any possibility of skin contact. Provide eyewash station.

63 /

SDS No. 11713

SAFE-CARB (All Grades)

Hygiene measures

Wash hands at the end of each work shift and before eating, smoking and using the toilet. Wash hands after handling. Promptly remove any

clothing that becomes wet or contaminated.

SECTION 9: PHYSICAL AND CHEMICAL PROPERTIES

9.1. Information on basic physical and chemical properties

Appearance Powder, dust

Colour White / off-white.

Odour Odourless.

Solubility Insoluble in water

Relative density 2.7 - 2.9

pH-Value, Diluted Solution 8.5 - 9.5 @ 100g/l

Decomposition temperature (°C) 825°C

9.2. Other information

SECTION 10: STABILITY AND REACTIVITY

10.1. Reactivity

10.2. Chemical stability

Stable under normal temperature conditions and recommended use.

10.3. Possibility of hazardous reactions

10.4. Conditions to avoid

10.5. Incompatible materials

10.6. Hazardous decomposition products

SECTION 11: TOXICOLOGICAL INFORMATION

11.1. Information on toxicological effects

Inhalation

Dust in high concentrations may irritate the respiratory system.

Ingestion

May cause discomfort if swallowed.

Skin contact

Prolonged and frequent contact may cause redness and irritation.

Eye contact

Particles in the eyes may cause irritation and smarting.

SECTION 12: ECOLOGICAL INFORMATION

Ecotoxicity

Contact M-I SWACO's QHSE Department for ecological information at [email protected].

12.1. Toxicity

12.2. Persistence and degradability

12.3. Bioaccumulative potential

12.4. Mobility in soil

64 /

SDS No. 11713

SAFE-CARB (All Grades)

12.5. Results of PBT and vPvB assessment

12.6. Other adverse effects

SECTION 13: DISPOSAL CONSIDERATIONS

13.1. Waste treatment methods

Recover and reclaim or recycle, if practical. Dispose of waste and residues in accordance with local authority requirements.

SECTION 14: TRANSPORT INFORMATION

General The product is not covered by international regulation on the transport of dangerous goods (IMDG, IATA,

ADR/RID).

14.1. UN number

14.2. UN proper shipping name

14.3. Transport hazard class(es)

14.4. Packing group

14.5. Environmental hazards

14.6. Special precautions for user

14.7. Transport in bulk according to Annex II of MARPOL73/78 and the IBC Code

SECTION 15: REGULATORY INFORMATION

15.1. Safety, health and environmental regulations/legislation specific for the substance or mixture

Uk Regulatory References

Chemicals (Hazard Information & Packaging) Regulations. Control of Substances Hazardous to Health Regulations 2002 (as amended)

Workplace Exposure Limits EH40.

EU Legislation

Regulation (EC) No 1907/2006 of the European Parliament and of the Council of 18 December 2006 concerning the Registration, Evaluation,

Authorisation and Restriction of Chemicals (REACH), establishing a European Chemicals Agency, amending Directive 1999/45/EC and

repealing Council Regulation (EEC) No 793/93 and Commission Regulation (EC) No 1488/94 as well as Council Directive 76/769/EEC and

Commission Directives 91/155/EEC, 93/67/EEC, 93/105/EC and 2000/21/EC, including amendments.

National Regulations

In accordance with Dutch Mining Regulation 9.2 and ARBO regulation Chapter 4.

Water hazard classification

WGK 0

15.2. Chemical Safety Assessment

International Chemical Inventories

Contact [email protected] for REACH information. Complies with the following national/regional chemical inventory requirements:

Australia (AICS), Canada (DSL / NDSL), China (IECSC), Europe (EINECS / ELINCS), Japan (METI / ENCS), Korea (TCCL / ECL), New

Zealand (NZIoC), Phillipines (PICCS), United States (TSCA).

SECTION 16: OTHER INFORMATION

Information Sources

Product information provided by the commercial vendor(s). Material Safety Data Sheet, Misc. manufacturers. LOLI. European Chemicals

Bureau - ESIS (European Chemical Substances Information).

Revision Comments

Updated according to CLP. Compiled or Revised by Ewan MacLeod

Issued By Bill Cameron

Revision Date 11/01/2011

Revision 6

SDS No. 11713

65 /

SDS No. 11713

SAFE-CARB (All Grades)

Risk Phrases In Full

Harmful: danger of serious damage to health by prolonged exposure through inhalation.R48/20

Not classified.NC

Hazard Statements In Full

May cause damage to organs <<Organs>> through prolonged or repeated exposure.H373

Disclaimer

MSDS furnished independent of product sale. While every effort has been made to accurately describe this product, some of the data are obtained from

sources beyond our direct supervision. We cannot make any assertions as to its reliability or completeness; therefore, user may rely only at user's risk. We

have made no effort to censor or conceal deleterious aspects of this product. Since we cannot anticipate or control the conditions under which this

information and product may be used, we make no guarantee that the precautions we have suggested will be adequate for all individuals and/or situations. It

is the obligation of each user of this product to comply with the requirements of all applicable laws regarding use and disposal of this product. Additional

information will be furnished upon request to assist the user; however, no warranty, either expressed or implied, nor liability of any nature with respect to this

product or to the data herein is made or incurred hereunder.

66 /

Revision Date 01-11-11

Revision 8

Supersedes date 13-07-11

SDS No. 10707

SAFETY DATA SHEET

SAFE-CIDE*

SECTION 1: IDENTIFICATION OF THE SUBSTANCE/MIXTURE AND OF THE COMPANY/UNDERTAKING

1.1. Product identifier

Product name SAFE-CIDE*

1.2. Relevant identified uses of the substance or mixture and uses advised against

Identified uses Biocide

1.3. Details of the supplier of the safety data sheet

M-I SWACOSupplier

A Schlumberger Company

Woodlands Drive,

Kirkhill Industrial Estate,

Dyce, Aberdeen AB21 0GW.

Scotland UK

T = +44 (0)1224-246600

F = +44 (0)1224-246699

E-mail = [email protected]

1.4. Emergency telephone number

(24 Hour) Australia +61 2801 44558, Asia Pacific +65 3158 1074, China +86 10 5100 3039, Europe +44 (0) 1235 239 670, Middle East and

Africa +44 (0) 1235 239 671, New Zealand +64 9929 1483, USA 001 281 561 1600.

National Emergency Telephone Number

+31 (0)30-2748888 Only for the purpose of informing medical personnel in cases of acute intoxications in the Netherlands.

SECTION 2: HAZARDS IDENTIFICATION

2.1. Classification of the substance or mixture

Classification (EC 1272/2008)

Physical and Chemical Hazards Not classified.

Human health Acute Tox. 4 - H302;Acute Tox. 2 - H330;Skin Sens. 1 - H317

Environment Not classified.

Classification (1999/45/EEC) T;R23. Xn;R22. R43.

The Full Text for all R-Phrases and Hazard Statements are Displayed in Section 16.

2.2. Label elements

Contains 2,2',2''-(HEXAHYDRO-1,3,5-TRIAZINE-1,3,5-TRIYL)TRIETHANOL

Label In Accordance With (EC) No. 1272/2008

Signal Word Danger

Hazard Statements

H302 Harmful if swallowed.

H317 May cause an allergic skin reaction.

H330 Fatal if inhaled.

Precautionary Statements

P280 Wear protective gloves/protective clothing/eye protection/face protection.

81 /

SDS No. 10707

SAFE-CIDE*

P310 Immediately call a POISON CENTER or doctor/physician.

P501A Dispose of waste and residues in accordance with local authority requirements.

This material and its container must be disposed of as a hazardous waste.

Supplementary Precautionary Statements

P261 Avoid breathing vapour/spray.

P363 Wash contaminated clothing before reuse.

P405 Store locked up.

2.3. Other hazards

Not Classified as PBT/vPvB by current EU criteria.

SECTION 3: COMPOSITION/INFORMATION ON INGREDIENTS

3.2. Mixtures

2,2',2''-(HEXAHYDRO-1,3,5-TRIAZINE-1,3,5-TRIYL)TRIETHANOL 60-100%

CAS-No.: 4719-04-4 EC No.: 225-208-0

Classification (67/548/EEC)

T;R23.

Xn;R22.

R43.

Classification (EC 1272/2008)

Acute Tox. 4 - H302

Acute Tox. 2 - H330

Skin Sens. 1 - H317

2-AMINOETHANOL 1-5%

CAS-No.: 141-43-5 EC No.: 205-483-3

Classification (67/548/EEC)

C;R34

Xn;R20/21/22

Classification (EC 1272/2008)

Acute Tox. 4 - H302

Acute Tox. 4 - H312

Acute Tox. 4 - H332

Skin Corr. 1B - H314

STOT SE 3 - H335

ETHYLENDIAMINOTETRAACETIC ACID, TETRASODIUM SALT 1-5%

CAS-No.: 64-02-8 EC No.: 200-573-9

Classification (67/548/EEC)

Xn;R22.

Xi;R36.

Classification (EC 1272/2008)

Acute Tox. 4 - H302

Eye Irrit. 2 - H319

The Full Text for all R-Phrases and Hazard Statements are Displayed in Section 16.

Composition Comments

The data shown is in accordance with the latest EC Directives.

SECTION 4: FIRST AID MEASURES

4.1. Description of first aid measures

Inhalation

Move the exposed person to fresh air at once. If respiratory problems, artificial respiration/oxygen. Get medical attention if any discomfort

continues.

Ingestion

Do not induce vomiting. Immediately give a couple of glasses of water or milk, provided the victim is fully conscious. Get medical attention.

Skin contact

Remove contaminated clothing immediately and wash skin with soap and water. Get medical attention.

Eye contact

Make sure to remove any contact lenses from the eyes before rinsing. Promptly wash eyes with plenty of water while lifting the eye lids.

Continue to rinse for at least 15 minutes. Get medical attention.

82 /

SDS No. 10707

SAFE-CIDE*

4.2. Most important symptoms and effects, both acute and delayed

General information

The severity of the symptoms described will vary dependant of the concentration and the length of exposure. If adverse symptoms develop as

described the casualty should be transferred to hospital as soon as possible. For further information, please refer to section 11.

Inhalation

Toxic by inhalation.

Ingestion

Harmful if swallowed.

Skin contact

May cause sensitisation by skin contact.

4.3. Indication of any immediate medical attention and special treatment needed

Treat Symptomatically.

SECTION 5: FIREFIGHTING MEASURES

5.1. Extinguishing media

Extinguishing media

Water spray, foam, dry powder or carbon dioxide.

5.2. Special hazards arising from the substance or mixture

Hazardous combustion products

When heated, vapours/gases hazardous to health may be formed.

Specific hazards

Fire or high temperatures create: Vapours/gases/fumes of: Carbon monoxide (CO). Carbon dioxide (CO2). Nitrous gases (NOx).

Sulphurous gases (SOx).

5.3. Advice for firefighters

Special Fire Fighting Procedures

Containers close to fire should be removed immediately or cooled with water.

Protective equipment for fire-fighters

Self contained breathing apparatus and full protective clothing must be worn in case of fire.

SECTION 6: ACCIDENTAL RELEASE MEASURES

6.1. Personal precautions, protective equipment and emergency procedures

Wear protective clothing as described in Section 8 of this safety data sheet.

6.2. Environmental precautions

Do not allow to enter drains, sewers or watercourses.

6.3. Methods and material for containment and cleaning up

Stop leak if possible without risk. Dike far ahead of larger spills for later disposal. Absorb spillage with suitable absorbent material. Shovel into

dry containers. Cover and move the containers. Flush the area with water.

6.4. Reference to other sections

For waste disposal, see section 13.

SECTION 7: HANDLING AND STORAGE

7.1. Precautions for safe handling

Avoid spilling, skin and eye contact. Avoid inhalation of vapours and spray mists.

7.2. Conditions for safe storage, including any incompatibilities

Store in tightly closed original container in a dry, cool and well-ventilated place.

7.3. Specific end use(s)

The identified uses for this product are detailed in Section 1.2.

SECTION 8: EXPOSURE CONTROLS/PERSONAL PROTECTION

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SDS No. 10707

SAFE-CIDE*

8.1. Control parameters

STD STEL - 15 MinTWA - 8 HrsName Notes

1 ppm 2,5 mg/m3WEL 3 ppm 7,6 mg/m32-AMINOETHANOL Sk

WEL = Workplace Exposure Limit.

Sk = Can be absorbed through skin.

2,2',2''-(HEXAHYDRO-1,3,5-TRIAZINE-1,3,5-TRIYL)TRIETHANOL (CAS: 4719-04-4)

DNEL

Inhalation. Long Term Systemic Effects 19 mg/m³

PNEC

Freshwater 0.006mg/L

Marinewater 0.00066mg/L

Soil 0.00219mg/kg

STP 5.5mg/L

Sediment (Freshwater) 0.0172mg/kg

Sediment (Marinewater) 0.00172mg/kg

Intermittent release 0.66mg/L

8.2. Exposure controls

Protective equipment

Process conditions

All chemical Personal Protective Equipment (PPE) should be selected based on an assessment of both the chemical hazard present and the

risk of exposure to those hazards. The PPE recommendations below are based on an assessment of the chemical hazards associated with this

product. Where this product is used in a mixture with other products or fluids, additional hazards may be created and as such further

assessment of risk may be required. The risk of exposure and need of respiratory protection will vary from workplace to workplace and should

be assessed by the user in each situation.

Engineering measures

Provide adequate general and local exhaust ventilation.

Respiratory equipment

Wear suitable respiratory protection. A minimum of a chemical respirator with organic vapour cartridge should be worn. If there are conditions in

which this triazine containing product produces a vapor, a chemical respirator with A1 +Formaldehyde and P2 particulate pre-filter combination

would be required.

Hand protection

Chemical resistant gloves required for prolonged or repeated contact. Use protective gloves made of: Nitrile. or Neoprene.

Eye protection

Wear approved chemical safety goggles where eye exposure is reasonably probable.

Other Protection

Wear appropriate clothing to prevent any possibility of skin contact. Provide eyewash station.

Hygiene measures

Wash hands at the end of each work shift and before eating, smoking and using the toilet. Wash hands after handling. Promptly remove any

clothing that becomes wet or contaminated.

SECTION 9: PHYSICAL AND CHEMICAL PROPERTIES

9.1. Information on basic physical and chemical properties

Appearance Liquid

Colour Colourless to pale yellow.

Odour Characteristic.

Solubility Miscible with water

Initial boiling point and boiling range

(°C)

>100°C

Relative density 1.14 - 1.18g/cm3 @ 20°C

Vapour pressure 14.8 hPa @ 20°C

pH-Value, Diluted Solution 9.5-11.5 @ 1%

Viscosity 1850mPas @ 20°C

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SDS No. 10707

SAFE-CIDE*

Flash point (°C) 68°C

Auto Ignition Temperature (°C) >200°C

9.2. Other information

Not relevant

SECTION 10: STABILITY AND REACTIVITY

10.1. Reactivity

There are no known reactivity hazards associated with this product.

10.2. Chemical stability

Stable under normal temperature conditions and recommended use.

10.3. Possibility of hazardous reactions

Not known.

10.4. Conditions to avoid

Not known.

10.5. Incompatible materials

Materials To Avoid

Avoid contact with acids. Avoid contact with strong oxidisers. Avoid contact with strong reducing agents.

10.6. Hazardous decomposition products

Fire or high temperatures create: Vapours/gases/fumes of: Carbon monoxide (CO). Carbon dioxide (CO2). Nitrous gases (NOx).

Sulphurous gases (SOx).

SECTION 11: TOXICOLOGICAL INFORMATION

11.1. Information on toxicological effects

Toxicological information

This product may contain or release trace amounts of formaldehyde. The International Agency for Research on Cancer (IARC) has classified

formaldehyde as a Group 1carcinogen(limited evidence in humans, sufficient evidence in animals). exposure to formaldehyde has been linked

to adverse reproductive effects in some human and animal studies. In other reproductive studies, however, no adverse effects were noted.

(Meditext). Formaldehyde may also cause skin and respiratory sensitisation (allergic reaction).

Acute toxicity:

Acute Toxicity (Oral LD50)

1400 mg/kg Rat

Acute Toxicity (Inhalation LC50) 0.371

mg/l 4h. Method - Aerosol.

Aspiration hazard:

Toxic by inhalation.

Inhalation

Toxic by inhalation.

Ingestion

Harmful if swallowed.

Skin contact

May cause sensitisation by skin contact.

Eye contact

Irritating to eyes.

Route of entry

No route of entry noted.

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SDS No. 10707

SAFE-CIDE*

Target Organs

No specific target organs noted

SECTION 12: ECOLOGICAL INFORMATION

Ecotoxicity

Contact M-I SWACO's QHSE Department for ecological information at [email protected].

12.1. Toxicity

Acute Fish Toxicity

Not considered toxic to fish.

Acute Toxicity - Fish

LC50 96 hours > 100 mg/l Brachydanio rerio (Zebra Fish)

EC 50, 48 Hrs, Daphnia, mg/l > 100 mg/l

IC 50, 72 Hrs, Algae, mg/l 10-100 mg/l

12.2. Persistence and degradability

Degradability

The product is biodegradable.

12.3. Bioaccumulative potential

Bioaccumulative potential

No data available on bioaccumulation.

12.4. Mobility in soil

Mobility:

No data available.

12.5. Results of PBT and vPvB assessment

Not Classified as PBT/vPvB by current EU criteria.

12.6. Other adverse effects

None known.

SECTION 13: DISPOSAL CONSIDERATIONS

13.1. Waste treatment methods

Recover and reclaim or recycle, if practical. Dispose of waste and residues in accordance with local authority requirements. This material and

its container must be disposed of as hazardous waste.

SECTION 14: TRANSPORT INFORMATION

14.1. UN number

UN No. (ADR/RID/ADN) 2810

UN No. (IMDG) 2810

UN No. (ICAO) 2810

14.2. UN proper shipping name

Proper Shipping Name TOXIC LIQUID, ORGANIC, N.O.S. (2, 2', 2"-(hexahydro -1, 3, 5-triazine -1, 3, 5-triyl) triethanol)

14.3. Transport hazard class(es)

ADR/RID/ADN Class 6.1

ADR/RID/ADN Class Class 6.1:Toxic substances.

IMDG Class 6.1

ICAO Class/Division 6.1

Transport Labels

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SDS No. 10707

SAFE-CIDE*

6

TOXIC

14.4. Packing group

ADR/RID/ADN Packing group II

IMDG Packing group II

ICAO Packing group II

14.5. Environmental hazards

Environmentally Hazardous Substance/Marine Pollutant

No.

14.6. Special precautions for user

EMS F-A, S-A

Emergency Action Code 2X

Hazard No. (ADR) 60

Tunnel Restriction Code (D/E)

14.7. Transport in bulk according to Annex II of MARPOL73/78 and the IBC Code

Not applicable.

SECTION 15: REGULATORY INFORMATION

15.1. Safety, health and environmental regulations/legislation specific for the substance or mixture

Uk Regulatory References

Chemicals (Hazard Information & Packaging) Regulations. Control of Substances Hazardous to Health Regulations 2002 (as amended)

Workplace Exposure Limits EH40.

EU Legislation

Regulation (EC) No 1907/2006 of the European Parliament and of the Council of 18 December 2006 concerning the Registration, Evaluation,

Authorisation and Restriction of Chemicals (REACH), establishing a European Chemicals Agency, amending Directive 1999/45/EC and

repealing Council Regulation (EEC) No 793/93 and Commission Regulation (EC) No 1488/94 as well as Council Directive 76/769/EEC and

Commission Directives 91/155/EEC, 93/67/EEC, 93/105/EC and 2000/21/EC, including amendments.

National Regulations

In accordance with Dutch Mining Regulation 9.2 and ARBO regulation Chapter 4.

New Zealand Hazard Classification and HSNO Approval No.

Classified. HSNO: 6.1B, 6.1D, 6.5B, HSR002625

Name of Group Standard and Information on Conditions of Group Standard

N.O.S. (Toxic [6.1, 6.7]) Group Standard 2006 Information such as HSNO number and group standard have been added to fulfill the

requirements for NZ regulations. As this product conforms to current EU regulations, it contains the required information to comply with the

conditions of the stated group standard.

15.2. Chemical Safety Assessment

International Chemical Inventories

Contact [email protected] for REACH information. Complies with the following national/regional chemical inventory requirements:

Australia (AICS), Canada (DSL / NDSL), China (IECSC), Europe (EINECS / ELINCS), Japan (METI / ENCS), Korea (TCCL / ECL), New

Zealand (NZIoC), Phillipines (PICCS), United States (TSCA).

SECTION 16: OTHER INFORMATION

Abbreviations and acronyms used in the safety data sheet

*a mark of M-I L.L.C.

General information

HMIS Health - 3 HMIS Flammability - 1 HMIS Physical Hazard - 0 J - Splash Goggles, Gloves, Synthetic Apron, Dust and Vapour Respirator.

87 /

SDS No. 10707

SAFE-CIDE*

Information Sources

Product information provided by the commercial vendor(s). Material Safety Data Sheet, Misc. manufacturers. LOLI. European Chemicals

Bureau - ESIS (European Chemical Substances Information).

Revision Comments

Classification updated. The following sections have been revised: 11, Compiled or revised by Sandra McWilliam

Issued By Bill Cameron

Revision Date 01-11-11

Revision 8

Supersedes date 13-07-11

SDS No. 10707

Risk Phrases In Full

Causes burns.R34

Harmful by inhalation, in contact with skin and if swallowed.R20/21/22

Harmful if swallowed.R22

Irritating to eyes.R36

Irritating to respiratory system.R37

May cause sensitisation by skin contact.R43

Toxic by inhalation.R23

Hazard Statements In Full

Causes serious eye irritation.H319

Causes severe skin burns and eye damage.H314

Fatal if inhaled.H330

Harmful if inhaled.H332

Harmful if swallowed.H302

Harmful in contact with skin.H312

May cause an allergic skin reaction.H317

May cause respiratory irritation.H335

Disclaimer

MSDS furnished independent of product sale. While every effort has been made to accurately describe this product, some of the data are obtained from

sources beyond our direct supervision. We cannot make any assertions as to its reliability or completeness; therefore, user may rely only at user's risk. We

have made no effort to censor or conceal deleterious aspects of this product. Since we cannot anticipate or control the conditions under which this

information and product may be used, we make no guarantee that the precautions we have suggested will be adequate for all individuals and/or situations. It

is the obligation of each user of this product to comply with the requirements of all applicable laws regarding use and disposal of this product. Additional

information will be furnished upon request to assist the user; however, no warranty, either expressed or implied, nor liability of any nature with respect to this

product or to the data herein is made or incurred hereunder.

88 /

Revision Date 21-03-13

Revision 4

Supersedes date 13-03-08

SDS No. 11693

SAFETY DATA SHEET

SODA ASH

SECTION 1: IDENTIFICATION OF THE SUBSTANCE/MIXTURE AND OF THE COMPANY/UNDERTAKING

1.1. Product identifier

Product name SODA ASH

Synonyms, Trade Names SODIUM CARBONATE

1.2. Relevant identified uses of the substance or mixture and uses advised against

Identified uses pH modifier.

1.3. Details of the supplier of the safety data sheet

M-I SWACOSupplier

A Schlumberger Company

Woodlands Drive

Kirkhill Industrial Estate

Dyce, Aberdeen AB21 0GW

Scotland UK

T=+44(0)1224-246600

F=+11(0)1224-246699

Email - [email protected]

1.4. Emergency telephone number

(24 Hour) Australia +61 2801 44558, Asia Pacific +65 3158 1074, China +86 10 5100 3039, Europe +44 (0) 1235 239 670, Middle East and

Africa +44 (0) 1235 239 671, New Zealand +64 9929 1483, USA 001 281 561 1600.

SECTION 2: HAZARDS IDENTIFICATION

2.1. Classification of the substance or mixture

Classification (EC 1272/2008)

Physical and Chemical Hazards Not classified.

Human health Eye Irrit. 2 - H319

Environment Not classified.

Classification (1999/45/EEC) Xi;R36.

The Full Text for all R-Phrases and Hazard Statements are Displayed in Section 16.

2.2. Label elements

Contains SODIUM CARBONATE

Label In Accordance With (EC) No. 1272/2008

Signal Word Warning

Hazard Statements

H319 Causes serious eye irritation.

Precautionary Statements

P305+351+338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact

lenses, if present and easy to do. Continue rinsing.

P337+313 If eye irritation persists: Get medical advice/attention.

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SDS No. 11693

SODA ASH

Supplementary Precautionary Statements

P280 Wear protective gloves/protective clothing/eye protection/face protection.

P264 Wash contaminated skin thoroughly after handling.

Australian statement of hazardous/dangerous nature

Classified as Hazardous according to the criteria of NOHSC.

HAZARDOUS SUBSTANCE. NON-DANGEROUS GOODS.

2.3. Other hazards

Not Classified as PBT/vPvB by current EU criteria.

SECTION 3: COMPOSITION/INFORMATION ON INGREDIENTS

3.2. Mixtures

SODIUM CARBONATE 60-100%

CAS-No.: 497-19-8 EC No.: 207-838-8

Classification (67/548/EEC)

Xi;R36

Classification (EC 1272/2008)

Eye Irrit. 2 - H319

The Full Text for all R-Phrases and Hazard Statements are Displayed in Section 16.

Composition Comments

The data shown is in accordance with the latest EC Directives.

SECTION 4: FIRST AID MEASURES

4.1. Description of first aid measures

Inhalation

Move the exposed person to fresh air at once. Place unconscious person on the side in the recovery position and ensure breathing can take

place. If respiratory problems, artificial respiration/oxygen. Get medical attention if any discomfort continues.

Ingestion

Do not induce vomiting. Immediately give a couple of glasses of water or milk, provided the victim is fully conscious. Get medical attention if

any discomfort continues.

Skin contact

Remove contaminated clothing immediately and wash skin with soap and water. Get medical attention promptly if symptoms occur after

washing.

Eye contact

Make sure to remove any contact lenses from the eyes before rinsing. Promptly wash eyes with plenty of water while lifting the eye lids.

Continue to rinse for at least 15 minutes. Get medical attention immediately. Continue to rinse.

4.2. Most important symptoms and effects, both acute and delayed

General information

The severity of the symptoms described will vary dependant of the concentration and the length of exposure. If adverse symptoms develop as

described the casualty should be transferred to hospital as soon as possible. For further information, please refer to section 11.

4.3. Indication of any immediate medical attention and special treatment needed

Treat Symptomatically.

SECTION 5: FIREFIGHTING MEASURES

5.1. Extinguishing media

Extinguishing media

Water spray, foam, dry powder or carbon dioxide.

5.2. Special hazards arising from the substance or mixture

Hazardous combustion products

Fire or high temperatures create: Carbon monoxide (CO). Carbon dioxide (CO2). Oxides of: Sodium.

Unusual Fire & Explosion Hazards

High concentrations of dust may form explosive mixture with air.

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SODA ASH

5.3. Advice for firefighters

Special Fire Fighting Procedures

Containers close to fire should be removed immediately or cooled with water.

Protective equipment for fire-fighters

Self contained breathing apparatus and full protective clothing must be worn in case of fire.

SECTION 6: ACCIDENTAL RELEASE MEASURES

6.1. Personal precautions, protective equipment and emergency procedures

Wear protective clothing as described in Section 8 of this safety data sheet. Avoid generating excess dust. Avoid contact with acids.

6.2. Environmental precautions

Do not allow to enter drains, sewers or watercourses.

6.3. Methods and material for containment and cleaning up

Avoid generation and spreading of dust. Shovel into dry containers. Cover and move the containers. Flush the area with water.

6.4. Reference to other sections

For waste disposal, see section 13.

SECTION 7: HANDLING AND STORAGE

7.1. Precautions for safe handling

Avoid inhalation of dust and contact with skin and eyes. Avoid handling which leads to dust formation. Avoid contact with water. Avoid contact

with acids. Good personal hygiene is necessary. Wash hands and contaminated areas with water and soap before leaving the work site.

Remove contaminated clothing. Do not eat, drink or smoke when using the product.

7.2. Conditions for safe storage, including any incompatibilities

Store in tightly closed original container in a dry, cool and well-ventilated place. Avoid contact with acids.

Storage Class

Chemical storage.

7.3. Specific end use(s)

The identified uses for this product are detailed in Section 1.2.

SECTION 8: EXPOSURE CONTROLS/PERSONAL PROTECTION

8.1. Control parameters

Ingredient Comments

NUI = Nuisance dust, WEL TWA 4mg/m3 Respirable Dust, 10 mg/m3 Total Dust.

No biological limit allocated.

SODIUM CARBONATE (CAS: 497-19-8)

DNEL

Inhalation. Long Term Local Effects 10 mg/m³

8.2. Exposure controls

Protective equipment

Process conditions

All chemical Personal Protective Equipment (PPE) should be selected based on an assessment of both the chemical hazard present and the

risk of exposure to those hazards. The PPE recommendations below are based on an assessment of the chemical hazards associated with this

product. Where this product is used in a mixture with other products or fluids, additional hazards may be created and as such further

assessment of risk may be required. The risk of exposure and need of respiratory protection will vary from workplace to workplace and should

be assessed by the user in each situation.

Engineering measures

Provide adequate general and local exhaust ventilation.

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SDS No. 11693

SODA ASH

Respiratory equipment

No specific recommendation made, but respiratory protection may still be required under exceptional circumstances when excessive air

contamination exists. Wear mask supplied with: Dust filter P2 (for fine dust).

Hand protection

For prolonged or repeated skin contact use suitable protective gloves. Use protective gloves made of: Neoprene. or Rubber gloves are

recommended.

Eye protection

Wear dust resistant safety goggles where there is danger of eye contact.

Other Protection

Wear appropriate clothing to prevent any possibility of skin contact. Provide eyewash station.

SECTION 9: PHYSICAL AND CHEMICAL PROPERTIES

9.1. Information on basic physical and chemical properties

Appearance Powder, dust

Colour White.

Odour Odourless.

Solubility Completely soluble in water

Melting point (°C) 851°C (1564°F)

Relative density 2.53 s.g @ 20°C

pH-Value, Conc. Solution > 12 @ 10g/l

Solubility Value (G/100G

H2O@20°C)

26g

Decomposition temperature (°C) > 400°C (752°F)

9.2. Other information

Not relevant

SECTION 10: STABILITY AND REACTIVITY

10.1. Reactivity

Reacts violently with strong acids. Carbon dioxide (CO2). may be formed.

10.2. Chemical stability

Stable under normal temperature conditions and recommended use.

10.3. Possibility of hazardous reactions

Not known.

10.4. Conditions to avoid

Avoid contact with: Water, moisture.

10.5. Incompatible materials

Materials To Avoid

Avoid contact with acids.

10.6. Hazardous decomposition products

Thermal decomposition or combustion may liberate carbon oxides and other toxic gases or vapours.

SECTION 11: TOXICOLOGICAL INFORMATION

11.1. Information on toxicological effects

Acute toxicity:

Acute Toxicity (Oral LD50)

2800 mg/kg Rat

Acute Toxicity (Dermal LD50)

> 2000 mg/kg Rat

Acute Toxicity (Inhalation LC50)

2300 Rat

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SDS No. 11693

SODA ASH

Serious eye damage/irritation:

Irritating to eyes.

Aspiration hazard:

Not anticipated to present an aspiration hazard based on chemical structure.

Inhalation

Dust may irritate respiratory system or lungs.

Ingestion

May irritate and cause stomach pain, vomiting and diarrhoea.

Skin contact

Prolonged and frequent contact may cause redness and irritation.

Eye contact

Irritating to eyes. Particles in the eyes may cause irritation and smarting.

Route of entry

Skin and/or eye contact.

Target Organs

Eyes

SECTION 12: ECOLOGICAL INFORMATION

Ecotoxicity

Contact M-I SWACO's QHSE Department for ecological information at [email protected]. OSPAR have defined this chemical as

PLONOR.

12.1. Toxicity

LC 50, 96 Hrs, Fish mg/l 300

EC 50, 48 Hrs, Daphnia, mg/l 265

12.2. Persistence and degradability

Degradability

The product solely consists of inorganic compounds which are not biodegradable.

12.3. Bioaccumulative potential

Bioaccumulative potential

The product is not bioaccumulating.

12.4. Mobility in soil

Mobility:

The product is soluble in water.

12.5. Results of PBT and vPvB assessment

Not Classified as PBT/vPvB by current EU criteria.

12.6. Other adverse effects

None known.

SECTION 13: DISPOSAL CONSIDERATIONS

13.1. Waste treatment methods

Recover and reclaim or recycle, if practical. Dispose of waste and residues in accordance with local authority requirements.

Waste Class

The definitive European Waste code for this product will depend upon the final use that is made of this material. EWC-code: 06 02 05 Waste

number: 7091 Inorganic salts and other solids.

SECTION 14: TRANSPORT INFORMATION

75 /

SDS No. 11693

SODA ASH

General The product is not covered by international regulation on the transport of dangerous goods (IMDG, IATA,

ADR/RID). and (ADG).

14.1. UN number

Not applicable.

14.2. UN proper shipping name

Not applicable.

14.3. Transport hazard class(es)

Not applicable.

14.4. Packing group

Not applicable.

14.5. Environmental hazards

Environmentally Hazardous Substance/Marine Pollutant

No.

14.6. Special precautions for user

Not applicable.

14.7. Transport in bulk according to Annex II of MARPOL73/78 and the IBC Code

Not applicable. Please contact [email protected] for info regarding transport in Bulk.

SECTION 15: REGULATORY INFORMATION

15.1. Safety, health and environmental regulations/legislation specific for the substance or mixture

Uk Regulatory References

Chemicals (Hazard Information & Packaging) Regulations. Control of Substances Hazardous to Health Regulations 2002 (as amended)

Workplace Exposure Limits EH40.

EU Legislation

Regulation (EC) No 1907/2006 of the European Parliament and of the Council of 18 December 2006 concerning the Registration, Evaluation,

Authorisation and Restriction of Chemicals (REACH), establishing a European Chemicals Agency, amending Directive 1999/45/EC and

repealing Council Regulation (EEC) No 793/93 and Commission Regulation (EC) No 1488/94 as well as Council Directive 76/769/EEC and

Commission Directives 91/155/EEC, 93/67/EEC, 93/105/EC and 2000/21/EC, including amendments.

Water hazard classification

WGK 1

Australian Standard for the Uniform Scheduling of Drugs and Poisons

No Poisons Schedule number allocated.

Australian Regulations

National Code of Practice for the Preparation of Material Safety Data Sheets 2nd Edition [NOHSC: 2011 (2003)]. National Occupational Health

and Safety Commission’s Approved Criteria for Classifying Hazardous Substances [NOHSC:1008 (2004) 3rd Edition]. National Occupational

Health and Safety Commission’s Exposure Standards for Atmospheric Contaminants in the occupational Environment [NOHSC:1003 (1995)].

Safe Work Australia. Standard for the Uniform Scheduling of Drugs and Poisons (SUSDP). ADG Code – Australian Dangerous Goods Code.

15.2. Chemical Safety Assessment

International Chemical Inventories

Contact [email protected] for REACH information. Complies with the following national/regional chemical inventory requirements:

Australia (AICS), Canada (DSL / NDSL), China (IECSC), Europe (EINECS / ELINCS), Japan (METI / ENCS), Korea (TCCL / ECL), New

Zealand (NZIoC), Phillipines (PICCS), United States (TSCA).

SECTION 16: OTHER INFORMATION

General information

HMIS Health -1 HMIS Flammability - 1 HMIS Physical Hazard - 0 E - Safety glasses, Gloves, Dust Respirator

Information Sources

Product information provided by the commercial vendor(s). Material Safety Data Sheet, Misc. manufacturers. LOLI. European Chemicals

Bureau - ESIS (European Chemical Substances Information).

76 /

SDS No. 11693

SODA ASH

Revision Comments

General revision. Updated according to CLP. Updated according to REACH Annex II.

Issued By Sandra McWilliam

Revision Date 21-03-13

Revision 4

Supersedes date 13-03-08

SDS No. 11693

Safety Data Sheet Status Approved.

Date 22-03-13

Signature Laura McDonald

Signature 2 Nina Øvrehus

Risk Phrases In Full

Irritating to eyes.R36

Hazard Statements In Full

Causes serious eye irritation.H319

Disclaimer

MSDS furnished independent of product sale. While every effort has been made to accurately describe this product, some of the data are obtained from

sources beyond our direct supervision. We cannot make any assertions as to its reliability or completeness; therefore, user may rely only at user's risk. We

have made no effort to censor or conceal deleterious aspects of this product. Since we cannot anticipate or control the conditions under which this

information and product may be used, we make no guarantee that the precautions we have suggested will be adequate for all individuals and/or situations. It

is the obligation of each user of this product to comply with the requirements of all applicable laws regarding use and disposal of this product. Additional

information will be furnished upon request to assist the user; however, no warranty, either expressed or implied, nor liability of any nature with respect to this

product or to the data herein is made or incurred hereunder.

77 /

Sodium Acid Pyro PhosphateSafety Data Sheet

according to Regulation (EC) No. 1907/2006

Version:1Date: 11-03-2011

Supersedes: 20-08-2007

OA00058

13-05-2011 EN (English) 1/4

1. Identification of the substance/mixture and of the company/undertaking1.1. Product identifier

Product name - Trade name : Sodium Acid Pyro PhosphateCAS No. : 7758-16-9REACH registration No. : 01-2119489793-19

1.2. Relevant identified uses of the substance or mixture and uses advised against

1.2.1. Relevant identified usesNo additional information available

1.2.2. Uses advised againstNo additional information available

1.3. Details of the supplier of the safety data sheetUnivar Zwijndrecht N.V.Noordweg 33336 LH Zwijndrecht - NederlandT +31 (0)78 6250 000 - F +31 (0)78 6250 [email protected] - www.univareurope.com

1.4. Emergency telephone number

Country Official advisory body Address Emergency numberNETHERLANDS National Poisons Information Centre

National Institute for Public Health and the Environment, NB thisservice is only available to health professionals

P.O. Box 13720 BABilthoven

+31 30 274 88 88

2. Hazards identification2.1. Classification of the substance or mixture

2.1.1. Classification according to Regulation (EC) No. 1272/2008 [CLP]Eye Irrit. 2 H319Full text of H-phrases: see section 16.

2.1.2. Classification according to Directive 67/548/EEC or 1999/45/ECNot classified

2.1.3. Adverse physicochemical, human health and environmental effectsNo additional information available

2.2. Label elements

2.2.1. Labelling according to Regulation (EC) No. 1272/2008 [CLP]Hazard pictograms (CLP) :

GHS07

Signal word (CLP) : WarningH-Phrases : H319 - Causes serious eye irritationP-phrases : P280 - Wear eye protection, face protection.

P305+P351+P338 - IF IN EYES: Rinse cautiously with water for several minuts. Removecontact lenses, if present and easy to do. Continue rinsingP337+P313 - If eye irritation persists: Get medical advice/attention

2.2.2. Labelling according to Directive 67/548/EEC or 1999/45/ECNo labelling applicable

2.3. Other hazardsNo additional information available

3. Composition/information on ingredients3.1. Substances

Name Product identifier % Classification according toDirective 67/548/EEC

Disodium dihydrogenpyrophosphate (CAS No.)7758-16-9(EC no)231-835-0(REACH-no)01-2119489793-19

99 Not classified

Sodium Acid Pyro PhosphateSafety Data Sheet

according to Regulation (EC) No. 1907/2006

13-05-2011 EN (English) 2/4

Name Product identifier % Classification according toRegulation (EC) No.1272/2008 [CLP]

Disodium dihydrogenpyrophosphate (CAS No.)7758-16-9(EC no)231-835-0(REACH-no)01-2119489793-19

99 Eye Irrit. 2, H319

Full text of R-, H- and EUH-phrases: see section 16.

3.2. MixturesNot applicable

4. First aid measures4.1. Description of first aid measuresAfter inhalation : Remove the victim into fresh air. Allow the affected person to rest. Seek medical attention if ill

effect or irritation develops.After skin contact : Wash skin thoroughly with mild soap and water. Seek medical attention if ill effect or irritation

develops. Wash clothing before re-using.After eye contact : Flush with lukewarm water for 15 minutes. Seek medical attention immediately.After swallowing : Rinse mouth. Seek medical attention if ill effect or irritation develops. If victim completely

conscious/alert. slightly. Give water to drink. DO NOT INDUCE VOMITING. Never give anythingby mouth to an unconscious person.

4.2. Most important symptoms and effects, both acute and delayedInhalation : Not expected to be an irritant.Skin contact : Not expected to be an irritant.Eye contact : Severe eye irritant. Redness, pain. Tears. Eye irritation.Ingestion : Irritation of the linings of the mouth, throat, and gastrointestinal tract.

4.3. Indication of any immediate medical attention and special treatment neededTreat symptomatically.

5. Firefighting measures5.1. Extinguishing mediaSuitable extinguishing media : Use extinguishing media appropriate for surrounding fire.Unsuitable extinguishing media : None.

5.2. Special hazards arising from the substance or mixtureNo additional information available

5.3. Advice for firefightersFirefighting instructions : Clear the danger area.Protective equipment for firefighters : Wear suitable protective clothing. Use self-contained breathing apparatus.

6. Accidental release measures6.1. Personal precautions, protective equipment and emergency procedures

6.1.1. For non-emergency personnelProtective equipment : Evacuate and limit access. Equip cleanup crew with proper protection. Use recommended

respiratory protection. Do not breathe dust. Avoid making dust. Ventilate area.

6.1.2. For emergency respondersProtective equipment : Reduce/avoid exposure and/or contact.

6.2. Environmental precautionsAvoid release to the environment. Notify authorities if product enters sewers or public waters.

6.3. Methods and material for containment and cleaning upMethods for cleaning up : Contain and collect as any solid. Prevent entry to sewers, ground and public waters.

6.4. Reference to other sectionsNo additional information available

7. Handling and storage7.1. Precautions for safe handlingPrecautions for safe handling : Reduce/avoid exposure and/or contact.

Sodium Acid Pyro PhosphateSafety Data Sheet

according to Regulation (EC) No. 1907/2006

13-05-2011 EN (English) 3/4

7.2. Conditions for safe storage, including any incompatibilitiesStorage : Store in dry, cool, well-ventilated area.

7.3. Specific end use(s)No additional information available

8. Exposure controls/personal protection8.1. Control parametersNo additional information available

8.2. Exposure controls- Hand protection : Wear gloves.- Eye protection : Safety glasses with side guards should be worn to prevent injury from airborne particles and/or

other eye contact with this product.- Skin protection : If skin contact or contamination of clothing is likely, protective clothing should be worn.- Respiratory protection : Approved dust or mist respirator should be used if airborne particles are generated when

handling this material.

9. Physical and chemical properties9.1. Information on basic physical and chemical propertiesAppearance : Powder.Physical state : SolidColour : White.Odour : Odourless.pH value : 3,7-5 (10 g/l)Relative density : 1-1,2Density : ≥ 0

9.2. Other informationNo additional information available

10. Stability and reactivity10.1. ReactivityNo additional information available

10.2. Chemical stabilityStable under normal conditions.

10.3. Possibility of hazardous reactionsNo additional information available

10.4. Conditions to avoidMoisture.

10.5. Incompatible materialsNo additional information available

10.6. Hazardous decomposition productsNo additional information available

11. Toxicological information11.1. Information on toxicological effectsSerious eye damage/irritation : Causes serious eye irritation.

12. Ecological information12.1. ToxicityNo additional information available

12.2. Persistence and degradabilityNo additional information available

12.3. Bioaccumulative potentialNo additional information available

Sodium Acid Pyro PhosphateSafety Data Sheet

according to Regulation (EC) No. 1907/2006

13-05-2011 EN (English) 4/4

12.4. Mobility in soilNo additional information available

12.5. Results of PBT and vPvB assessmentNo additional information available

12.6. Other adverse effectsNo additional information available

13. Disposal considerations13.1. Waste treatment methodsWaste treatment methods : Dispose in a safe manner in accordance with local/national regulations.Additional information : After last use, the packing should be totally empty and closed.

14. Transport informationNo dangerous good in sense of transport regulations.

15. Regulatory information15.1. Safety, health and environmental regulations/legislation specific for the substance or mixture

15.1.1. EU-RegulationsNo additional information available

15.1.2. National regulationsWater hazard class : 10 - Low toxicity to aquatic organisms, may cause long term adverse effects.Remediation Efforts : A - Basically, no discharge, if so, apply best available techniques

15.2. Chemical safety assessmentNo additional information available

16. Other informationFurther information : The contents and format of this MSDS are in accordance with regulation (EC) no. 1907/2006 of

the European Parliament and Council of 18 December 2006 concerning the registration,evaluation, authorisation and restriction of Chemicals (REACH). Appendix Of the raw materialsin chapter 3 at moment of reporting of this material safety data sheet, chemical safety reportshave not been registered in the scope of regulation (EC) no. 1907/2006.

Full text of R-, H- and EUH-phrases:------ Eye Irrit. 2 Serious Eye Damage/Irritation Category 2------ H319 Causes serious eye irritation

This information is based on our current knowledge and is intended to describe the product for the purposes of health, safety and environmental requirements only. It should not therefore beconstrued as guaranteeing any specific property of the product.

Revision Date 03-04-13

Revision 6

Supersedes date 04-10-12

SDS No. 11368

SAFETY DATA SHEET

SODIUM BICARBONATE

SECTION 1: IDENTIFICATION OF THE SUBSTANCE/MIXTURE AND OF THE COMPANY/UNDERTAKING

1.1. Product identifier

Product name SODIUM BICARBONATE

1.2. Relevant identified uses of the substance or mixture and uses advised against

Identified uses Drilling fluid additive

1.3. Details of the supplier of the safety data sheet

M-I SWACOSupplier

A Schlumberger Company

Woodlands Drive

Kirkhill Industrial Estate

Dyce, Aberdeen AB21 0GW

Scotland UK

T=+44(0)1224-246600

F=+11(0)1224-246699

Email - [email protected]

1.4. Emergency telephone number

(24 Hour) Australia +61 2801 44558, Asia Pacific +65 3158 1074, China +86 10 5100 3039, Europe +44 (0) 1235 239 670, Middle East and

Africa +44 (0) 1235 239 671, New Zealand +64 9929 1483, USA 001 281 561 1600.

SECTION 2: HAZARDS IDENTIFICATION

2.1. Classification of the substance or mixture

Classification (EC 1272/2008)

Physical and Chemical Hazards Not classified.

Human health Not classified.

Environment Not classified.

Classification (67/548/EEC) Not classified.

The Full Text for all R-Phrases and Hazard Statements are Displayed in Section 16.

2.2. Label elements

Label In Accordance With (EC) No. 1272/2008

No pictogram required.

2.3. Other hazards

Not Classified as PBT/vPvB by current EU criteria.

SECTION 3: COMPOSITION/INFORMATION ON INGREDIENTS

3.1. Substances

SODIUM BICARBONATE 60-100%

CAS-No.: 144-55-8 EC No.: 205-633-8

Classification (67/548/EEC)

Not classified.

Classification (EC 1272/2008)

Not classified.

61 /

SDS No. 11368

SODIUM BICARBONATE

The Full Text for all R-Phrases and Hazard Statements are Displayed in Section 16.

Composition Comments

The data shown is in accordance with the latest EC Directives.

SECTION 4: FIRST AID MEASURES

4.1. Description of first aid measures

Inhalation

Move the exposed person to fresh air at once. If respiratory problems, artificial respiration/oxygen. Get medical attention if any discomfort

continues.

Ingestion

Immediately give a couple of glasses of water or milk, provided the victim is fully conscious. Get medical attention if any discomfort continues.

Skin contact

Remove contaminated clothing immediately and wash skin with soap and water. Get medical attention promptly if symptoms occur after

washing.

Eye contact

Make sure to remove any contact lenses from the eyes before rinsing. Promptly wash eyes with plenty of water while lifting the eye lids.

Continue to rinse for at least 15 minutes. Get medical attention if any discomfort continues.

4.2. Most important symptoms and effects, both acute and delayed

General information

The severity of the symptoms described will vary dependant of the concentration and the length of exposure. If adverse symptoms develop as

described the casualty should be transferred to hospital as soon as possible. For further information, please refer to section 11.

4.3. Indication of any immediate medical attention and special treatment needed

Treat Symptomatically.

SECTION 5: FIREFIGHTING MEASURES

5.1. Extinguishing media

Extinguishing media

Water spray, foam, dry powder or carbon dioxide.

Unsuitable extinguishing media

Do not use water jet as an extinguisher, as this will spread the fire.

5.2. Special hazards arising from the substance or mixture

Hazardous combustion products

When heated, vapours/gases hazardous to health may be formed.

Unusual Fire & Explosion Hazards

High concentrations of dust may form explosive mixture with air.

5.3. Advice for firefighters

Special Fire Fighting Procedures

Containers close to fire should be removed immediately or cooled with water.

Protective equipment for fire-fighters

Self contained breathing apparatus and full protective clothing must be worn in case of fire.

SECTION 6: ACCIDENTAL RELEASE MEASURES

6.1. Personal precautions, protective equipment and emergency procedures

Wear protective clothing as described in Section 8 of this safety data sheet. Avoid inhalation of dust and contact with skin and eyes. Avoid

spreading dust.

6.2. Environmental precautions

Do not allow to enter drains, sewers or watercourses.

6.3. Methods and material for containment and cleaning up

Avoid generation and spreading of dust. Shovel into dry containers. Cover and move the containers. Flush the area with water.

6.4. Reference to other sections

For waste disposal, see section 13.

62 /

SDS No. 11368

SODIUM BICARBONATE

SECTION 7: HANDLING AND STORAGE

7.1. Precautions for safe handling

Observe good chemical hygiene practices. Avoid handling which leads to dust formation. Avoid inhalation of dust and contact with skin and

eyes. Avoid Water, moisture, acids and heating.

7.2. Conditions for safe storage, including any incompatibilities

Store in tightly closed original container in a dry, cool and well-ventilated place. Avoid Contact with acids.

Storage Class

Chemical storage.

7.3. Specific end use(s)

The identified uses for this product are detailed in Section 1.2.

SECTION 8: EXPOSURE CONTROLS/PERSONAL PROTECTION

8.1. Control parameters

Ingredient Comments

NUI = Nuisance dust, WEL TWA 4mg/m3 Respirable Dust, 10 mg/m3 Total Dust.

8.2. Exposure controls

Protective equipment

Process conditions

All chemical Personal Protective Equipment (PPE) should be selected based on an assessment of both the chemical hazard present and the

risk of exposure to those hazards. The PPE recommendations below are based on an assessment of the chemical hazards associated with this

product. Where this product is used in a mixture with other products or fluids, additional hazards may be created and as such further

assessment of risk may be required. The risk of exposure and need of respiratory protection will vary from workplace to workplace and should

be assessed by the user in each situation.

Engineering measures

Provide adequate general and local exhaust ventilation.

Respiratory equipment

No specific recommendation made, but respiratory protection may still be required under exceptional circumstances when excessive air

contamination exists. Dust filter P2 (for fine dust).

Hand protection

For prolonged or repeated skin contact use suitable protective gloves. Butyl rubber. PVC gloves are recommended.

Eye protection

Use tight fitting goggles if dust is generated.

Other Protection

Wear appropriate clothing to prevent any possibility of skin contact. Provide eyewash station.

SECTION 9: PHYSICAL AND CHEMICAL PROPERTIES

9.1. Information on basic physical and chemical properties

Appearance Solid

Colour White.

Odour Odourless.

Solubility Soluble in water.

Melting point (°C) 270°C

Relative density 2.21 - 2.23 s.g @ 20°C

Bulk Density 500 - 1150 kg/m3

pH-Value, Diluted Solution 8.1 - 8.4 @ 50g/l

Solubility Value (G/100G

H2O@20°C)

95 @ 20°C

Decomposition temperature (°C) > 60°C

63 /

SDS No. 11368

SODIUM BICARBONATE

9.2. Other information

Not relevant

SECTION 10: STABILITY AND REACTIVITY

10.1. Reactivity

There are no known reactivity hazards associated with this product.

10.2. Chemical stability

Stable under normal temperature conditions and recommended use.

10.3. Possibility of hazardous reactions

Not relevant

10.4. Conditions to avoid

Avoid contact with: Moisture. Avoid heat.

10.5. Incompatible materials

Materials To Avoid

Avoid contact with acids.

10.6. Hazardous decomposition products

When heated, vapours/gases hazardous to health may be formed.

SECTION 11: TOXICOLOGICAL INFORMATION

11.1. Information on toxicological effects

Acute toxicity:

Acute Toxicity (Oral LD50)

4220 mg/kg Rat

Acute Toxicity (Inhalation LC50)

4.74 mg/l (dust/mist) Rat

Aspiration hazard:

Not anticipated to present an aspiration hazard based on chemical structure.

Inhalation

Dust may irritate respiratory system or lungs.

Ingestion

May cause discomfort if swallowed.

Skin contact

Prolonged and frequent contact may cause redness and irritation.

Eye contact

Particles in the eyes may cause irritation and smarting.

Route of entry

No route of entry noted.

Target Organs

No specific target organs noted

SECTION 12: ECOLOGICAL INFORMATION

Ecotoxicity

Contact M-I SWACO's QHSE Department for ecological information at [email protected]. OSPAR have defined this chemical as

PLONOR.

64 /

SDS No. 11368

SODIUM BICARBONATE

12.1. Toxicity

LC 50, 96 Hrs, Fish mg/l >7000

EC 50, 48 Hrs, Daphnia, mg/l >4000

12.2. Persistence and degradability

Degradability

There are no data on the degradability of this product.

12.3. Bioaccumulative potential

Bioaccumulative potential

No data available on bioaccumulation.

12.4. Mobility in soil

Mobility:

The product is soluble in water.

12.5. Results of PBT and vPvB assessment

Not Classified as PBT/vPvB by current EU criteria.

12.6. Other adverse effects

None known.

SECTION 13: DISPOSAL CONSIDERATIONS

13.1. Waste treatment methods

Recover and reclaim or recycle, if practical. Dispose of waste and residues in accordance with local authority requirements.

Waste Class

The definitive European Waste code for this product will depend upon the final use that is made of this material. EWC-code: 06 03 14 7132.

Inorganic bases.

SECTION 14: TRANSPORT INFORMATION

General The product is not covered by international regulation on the transport of dangerous goods (IMDG, IATA,

ADR/RID).

14.1. UN number

Not applicable.

14.2. UN proper shipping name

Not applicable.

14.3. Transport hazard class(es)

Not applicable.

14.4. Packing group

Not applicable.

14.5. Environmental hazards

Environmentally Hazardous Substance/Marine Pollutant

No.

14.6. Special precautions for user

Not applicable.

14.7. Transport in bulk according to Annex II of MARPOL73/78 and the IBC Code

Not applicable.

65 /

SDS No. 11368

SODIUM BICARBONATE

SECTION 15: REGULATORY INFORMATION

15.1. Safety, health and environmental regulations/legislation specific for the substance or mixture

Uk Regulatory References

Chemicals (Hazard Information & Packaging) Regulations. Control of Substances Hazardous to Health Regulations 2002 (as amended)

Workplace Exposure Limits EH40.

EU Legislation

Regulation (EC) No 1907/2006 of the European Parliament and of the Council of 18 December 2006 concerning the Registration, Evaluation,

Authorisation and Restriction of Chemicals (REACH), establishing a European Chemicals Agency, amending Directive 1999/45/EC and

repealing Council Regulation (EEC) No 793/93 and Commission Regulation (EC) No 1488/94 as well as Council Directive 76/769/EEC and

Commission Directives 91/155/EEC, 93/67/EEC, 93/105/EC and 2000/21/EC, including amendments.

Water hazard classification

WGK 1

15.2. Chemical Safety Assessment

International Chemical Inventories

Contact [email protected] for REACH information. Complies with the following national/regional chemical inventory requirements:

Australia (AICS), Canada (DSL / NDSL), China (IECSC), Europe (EINECS / ELINCS), Japan (METI / ENCS), Korea (TCCL / ECL), New

Zealand (NZIoC), Phillipines (PICCS), United States (TSCA).

SECTION 16: OTHER INFORMATION

Information Sources

Product information provided by the commercial vendor(s). Material Safety Data Sheet, Misc. manufacturers. LOLI. European Chemicals

Bureau - ESIS (European Chemical Substances Information).

Revision Comments

General revision. Compiled or revised by Sarah Malone

Issued By Sarah Malone

Revision Date 03-04-13

Revision 6

Supersedes date 04-10-12

SDS No. 11368

Signature Sarah Malone

Signature 2 Nina Ovrehus

Risk Phrases In Full

Not classified.NC

Disclaimer

MSDS furnished independent of product sale. While every effort has been made to accurately describe this product, some of the data are obtained from

sources beyond our direct supervision. We cannot make any assertions as to its reliability or completeness; therefore, user may rely only at user's risk. We

have made no effort to censor or conceal deleterious aspects of this product. Since we cannot anticipate or control the conditions under which this

information and product may be used, we make no guarantee that the precautions we have suggested will be adequate for all individuals and/or situations. It

is the obligation of each user of this product to comply with the requirements of all applicable laws regarding use and disposal of this product. Additional

information will be furnished upon request to assist the user; however, no warranty, either expressed or implied, nor liability of any nature with respect to this

product or to the data herein is made or incurred hereunder.

66 /

Revision Date 14-03-11

Revision 3

Supersedes date 20-11-07

SDS No. 11115

SAFETY DATA SHEET

SODIUM CHLORIDE BRINE

SECTION 1: IDENTIFICATION OF THE SUBSTANCE/MIXTURE AND OF THE COMPANY/UNDERTAKING

1.1. Product identifier

Product name SODIUM CHLORIDE BRINE

1.2. Relevant identified uses of the substance or mixture and uses advised against

Identified uses Oil well drilling fluid additive. Completion Brine

1.3. Details of the supplier of the safety data sheet

M-I SWACOSupplier

A Schlumberger Company

Endeavour Drive

Arnhall Business Park, Westhill

Aberdeen AB32 6UF

Scotland UK

T = +44 (0)1224-742200

F = +44 (0)1224-742288

E-mail = [email protected]

1.4. Emergency telephone number

(24 Hour) Australia +61 2801 44558, Asia Pacific +65 3158 1074, China +86 10 5100 3039, Europe +44 (0) 1235 239 670, Middle East

and Africa +44 (0) 1235 239 671, USA 001 281 561 1600.

SECTION 2: HAZARDS IDENTIFICATION

2.1. Classification of the substance or mixture

Classification (1999/45/EEC) Not classified.

2.2. Label elements

Risk Phrases

NC Not classified.

Safety Phrases

NC Not classified.

2.3. Other hazards

Not Classified as PBT/vPvB by current EU criteria.

SECTION 3: COMPOSITION/INFORMATION ON INGREDIENTS

3.2. Mixtures

WATER 60-100%

CAS-No.: 7732-18-5 EC No.: 231-791-2

Classification (67/548/EEC)

Not classified.

Classification (EC 1272/2008)

Not classified.

SODIUM CHLORIDE 10-30%

CAS-No.: 7647-14-5 EC No.: 231-598-3

Classification (67/548/EEC)

Not classified.

Classification (EC 1272/2008)

Not classified.

61 /

SDS No. 11115

SODIUM CHLORIDE BRINE

The Full Text for all R-Phrases and Hazard Statements are Displayed in Section 16.

Composition Comments

The data shown is in accordance with the latest EC Directives.

SECTION 4: FIRST AID MEASURES

4.1. Description of first aid measures

Inhalation

Move the exposed person to fresh air at once. If respiratory problems, artificial respiration/oxygen. Get medical attention if any discomfort

continues.

Ingestion

Immediately give a couple of glasses of water or milk, provided the victim is fully conscious. Get medical attention if any discomfort

continues.

Skin contact

Remove contaminated clothing immediately and wash skin with soap and water. Get medical attention promptly if symptoms occur after

washing.

Eye contact

Make sure to remove any contact lenses from the eyes before rinsing. Promptly wash eyes with plenty of water while lifting the eye lids.

Continue to rinse for at least 15 minutes. Get medical attention if any discomfort continues.

4.2. Most important symptoms and effects, both acute and delayed

Inhalation.

This is unlikely to occur but symptoms similar to those of ingestion may develop.

Ingestion

May cause discomfort if swallowed.

Skin contact

Prolonged skin contact may cause redness and irritation.

Eye contact

May cause temporary eye irritation.

4.3. Indication of any immediate medical attention and special treatment needed

Get medical attention if any discomfort continues.

SECTION 5: FIREFIGHTING MEASURES

5.1. Extinguishing media

Extinguishing media

Use fire-extinguishing media appropriate for surrounding materials.

5.2. Special hazards arising from the substance or mixture

Hazardous combustion products

When heated, vapours/gases hazardous to health may be formed.

Specific hazards

Fire or high temperatures create: Vapours/gases/fumes of: Oxides of: Sodium. and Chlorides.

5.3. Advice for firefighters

Special Fire Fighting Procedures

Containers close to fire should be removed immediately or cooled with water.

Protective equipment for fire-figthers

Self contained breathing apparatus and full protective clothing must be worn in case of fire.

SECTION 6: ACCIDENTAL RELEASE MEASURES

6.1. Personal precautions, protective equipment and emergency procedures

Wear protective clothing as described in Section 8 of this safety data sheet.

6.2. Environmental precautions

Do not allow to enter drains, sewers or watercourses.

6.3. Methods and material for containment and cleaning up

Stop leak if possible without risk. Dike far ahead of larger spills for later disposal. Absorb spillage with suitable absorbent material. Shovel

into dry containers. Cover and move the containers. Flush the area with water.

6.4. Reference to other sections

Wear protective clothing as described in Section 8 of this safety data sheet.

62 /

SDS No. 11115

SODIUM CHLORIDE BRINE

SECTION 7: HANDLING AND STORAGE

7.1. Precautions for safe handling

Avoid spilling, skin and eye contact.

7.2. Conditions for safe storage, including any incompatibilities

Store in tightly closed original container in a dry, cool and well-ventilated place.

7.3. Specific end use(s)

The identified uses for this product are detailed in Section 1.2.

SECTION 8: EXPOSURE CONTROLS/PERSONAL PROTECTION

8.1. Control parameters

Ingredient Comments

No exposure limits noted for ingredient(s).

8.2. Exposure controls

Protective equipment

Engineering measures

Provide adequate general and local exhaust ventilation.

Respiratory equipment

No specific recommendation made, but respiratory protection may still be required under exceptional circumstances when excessive air

contamination exists. Chemical respirator with organic vapour cartridge.

Hand protection

For prolonged or repeated skin contact use suitable protective gloves. Butyl rubber. or PVC gloves are recommended.

Eye protection

Wear approved chemical safety goggles where eye exposure is reasonably probable.

Other Protection

Wear appropriate clothing to prevent any possibility of skin contact. Provide eyewash station.

SECTION 9: PHYSICAL AND CHEMICAL PROPERTIES

9.1. Information on basic physical and chemical properties

Appearance Liquid

Colour Colourless.

Odour Odourless.

Solubility Soluble in water.

Initial boiling point and boiling range 106°C

Melting point (°C) -5°C

Relative density 1.008 - 1.200 g/cm3 @ 20 °C

pH-Value, Conc. Solution 8.5

9.2. Other information

Not relevant

SECTION 10: STABILITY AND REACTIVITY

10.1. Reactivity

There are no known reactivity hazards associated with this product.

10.2. Chemical stability

Stable under normal temperature conditions and recommended use.

10.3. Possibility of hazardous reactions

Not known.

10.4. Conditions to avoid

63 /

SDS No. 11115

SODIUM CHLORIDE BRINE

Avoid contact with: Not known.

10.5. Incompatible materials

Materials To Avoid

Avoid Strong oxidising substances.

10.6. Hazardous decomposition products

Fire or high temperatures create: Vapours/gases/fumes of: Oxides of: Sodium. and Chlorides.

SECTION 11: TOXICOLOGICAL INFORMATION

11.1. Information on toxicological effects

Inhalation

Gas or vapour in high concentrations may irritate respiratory system.

Ingestion

May cause discomfort if swallowed.

Skin contact

Prolonged and frequent contact may cause redness and irritation.

Eye contact

Spray and vapour in the eyes may cause irritation and smarting.

Route of entry

No route of entry noted.

Target Organs

No specific target organs noted

SECTION 12: ECOLOGICAL INFORMATION

Ecotoxicity

Contact M-I SWACO's QHSE Department for ecological information at [email protected].

12.1. Toxicity

Acute Fish Toxicity

Not considered toxic to fish.

12.2. Persistence and degradability

Degradability

There are no data on the degradability of this product.

12.3. Bioaccumulative potential

Bioaccumulative potential

No data available on bioaccumulation.

12.4. Mobility in soil

Mobility:

The product is soluble in water.

12.5. Results of PBT and vPvB assessment

Not Classified as PBT/vPvB by current EU criteria.

12.6. Other adverse effects

None known.

SECTION 13: DISPOSAL CONSIDERATIONS

13.1. Waste treatment methods

Recover and reclaim or recycle, if practical. Dispose of waste and residues in accordance with local authority requirements.

SECTION 14: TRANSPORT INFORMATION

General The product is not covered by international regulation on the transport of dangerous goods (IMDG, IATA,

ADR/RID).

14.1. UN number

Not applicable.

14.2. UN proper shipping name

64 /

SDS No. 11115

SODIUM CHLORIDE BRINE

Not applicable.

14.3. Transport hazard class(es)

Not applicable.

14.4. Packing group

Not applicable.

14.5. Environmental hazards

Environmentally Hazardous Substance/Marine Pollutant

No.

14.6. Special precautions for user

Not applicable.

14.7. Transport in bulk according to Annex II of MARPOL73/78 and the IBC Code

The product has been assessed and contained in Chapters 17 and 18 of the IBC Code and the latest MEPC.2/Circular and is permitted to

be carried under Annex II of MARPOL and resolution A.673 (16) Offshore Supply Vessel Code. Ship Type:- 3. Pollution Category:- Z.

SECTION 15: REGULATORY INFORMATION

15.1. Safety, health and environmental regulations/legislation specific for the substance or mixture

Uk Regulatory References

Chemicals (Hazard Information & Packaging) Regulations. Control of Substances Hazardous to Health Regulations 2002 (as amended)

Workplace Exposure Limits EH40.

EU Legislation

Regulation (EC) No 1907/2006 of the European Parliament and of the Council of 18 December 2006 concerning the Registration,

Evaluation, Authorisation and Restriction of Chemicals (REACH), establishing a European Chemicals Agency, amending Directive

1999/45/EC and repealing Council Regulation (EEC) No 793/93 and Commission Regulation (EC) No 1488/94 as well as Council Directive

76/769/EEC and Commission Directives 91/155/EEC, 93/67/EEC, 93/105/EC and 2000/21/EC, including amendments.

Water hazard classification

WGK 1

15.2. Chemical Safety Assessment

International Chemical Inventories

Contact [email protected] for REACH information. Complies with the following national/regional chemical inventory requirements:

AICS, DSL / NDSL, IECSC, EINECS / ELINCS, METI ENCS, TCCL ECL, NZIoC, PICCS, TSCA,

SECTION 16: OTHER INFORMATION

Abbreviations and acronyms used in the safety data sheet

If M-I SWACO product use phrase: *a mark of M-I L.L.C.

General information

HMIS Health -1 HMIS Flammability - 0 HMIS Physical Hazard - 0 J - Splash Goggles, Gloves, Synthetic Apron, Dust and Vapour

Respirator.

Information Sources

Product information provided by the commercial vendor(s). Material Safety Data Sheet, Misc. manufacturers. LOLI. European Chemicals

Bureau - ESIS (European Chemical Substances Information). MARPOL 73/78. Marine Environment Protection Committee (MEPC)

Circulars. MEPC.2 MEPC 54/10/4. IBC Code. IMO Resolution A.673 (16), Guidelines for the Transport and Handling of Limited Amounts of

Hazardous and Noxious Liquid Substances in Bulk Offshore Support Vessels.

Revision Comments

General revision. Compiled or Revised by Ewan MacLeod

Issued By Bill Cameron

Revision Date 14-03-11

Revision 3

Supersedes date 20-11-07

SDS No. 11115

Risk Phrases In Full

Not classified.NC

65 /

SDS No. 11115

SODIUM CHLORIDE BRINE

Disclaimer

MSDS furnished independent of product sale. While every effort has been made to accurately describe this product, some of the data are obtained from

sources beyond our direct supervision. We cannot make any assertions as to its reliability or completeness; therefore, user may rely only at user's risk.

We have made no effort to censor or conceal deleterious aspects of this product. Since we cannot anticipate or control the conditions under which this

information and product may be used, we make no guarantee that the precautions we have suggested will be adequate for all individuals and/or

situations. It is the obligation of each user of this product to comply with the requirements of all applicable laws regarding use and disposal of this

product. Additional information will be furnished upon request to assist the user; however, no warranty, either expressed or implied, nor liability of any

nature with respect to this product or to the data herein is made or incurred hereunder.

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