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220 Na

I ND IO N 22 0 Na i s a h ig h c ap ac it y s tr on gl y a ci di cc ati on e xc ha ng er i n be ad f or m. I t i s ba se d o n c ro ssl in ke d p ol ys ty re ne a nd h as a g el s tr uc tu re . T he r es inc o n t a i ns s ul p h o n i c a c i d f u n c ti o n a l g r o u ps . I t i s s up p l i edm oi st i n t he s od iu m f or m.

I N DI O N 2 2 0 N a i s u s ed m o st w i de l y i n s o di u m f o rm f o rw a te r s o ft e ni n g a p pl i c at i on . I t c a n b e u s ed a l so i n t w o -s ta ge de -i on is in g a s th e c at io n e xc ha ng er in t heh y d r o ge n c y c l e .

Description Applications

Characteristics

Ap p earance : Moist gold en yellow b ead s

Matri x : Sty rene divi nylb enzene cop olymer

Functiona l Group : Sulp honi c acid

Ioni c form as supp lied : Sodium

Total excha nge cap acity : 1. 8 meq/ml, mi nimum

Moisture ho ldi ng cap acity : 50 - 55%

3Sh ipp ing weig ht * : 810 kg /m , approxima tely

Particl e size range : 0. 3 to 1.2 mm

> 1.2 mm : 5. 0%, ma xi mum

< 0.3 mm : 1. 0%, ma xi mum

Uni fo rmi ty co - efficient : 1. 7, maxi mum

Effecti ve size : 0. 45 to 0. 55 mm

0Maximum opera ti ng temp erature : 140 C

Op eratin g pH rang e : 0 to 14

Volume change : Na to H, 8 % ap p roximately

Resistance to reducing agents : Goo d

Resistance to oxi dizing agen ts : Generall y g ood, chl ori ne should be ab sent

3* We i g ht o f r e si n , a s s u pp l ie d , o c cu p yi n g 1 m i n a u n it a f te r b a ck wa s hi n g a n d d r ai n i ng .

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Ty p ic al o p e ra t in g da t a

Bed depth : 0.75 m, mi nimum3 2Back wash : 9 m / h m for 5 - 10 minutes

Regenerant : NaCl3Regeneration level : 80 - 160 k g/m

Regenerant con cen tration : 10 to 1 5 % w/v

Inj ecti on time : 20 - 30 min utes3 3Rin se volume : 3 m / m

Rin se ti me : 50 mi nutes

Service flow Rate : 45 bv/h, maximum

Operating capacity and sodium leakage

Ta b le 1 - Fi g ur e 1 g i ve s t yp i ca l o p er a ti n g c ap a ci t ie sw he n r eg en era te d wi th s od ium c hl ori de . Th es ecap acities are

b a se d o n a t y pi c al w a te r c o nt a in i n g h ar d ne s s n ot m o ret h an 5 0 0 m g /l C a CO h a rd n es s a n d S o di u m l e ss th a n3

5 0 % o f t o ta l c a ti o n s . T he h a rd n es s le a ka g e i s le s s t h an5 mg /l C aC O .3

Pressure drop

An estimate of p ressure loss through a b ed of Ind ion2 2 0 c a n b e o b ta i n ed f r om Ta b le 2 - F ig u re 2 .

Table 1

Regenera ti on l ev el Operati ng c apacity 3 3k g NaCl/m kg CaCO /m3

At 16 b v/h At 40 b v/h

80 46 42

100 52 48

130 60 56

160 71 65

Table 2

3 2 0Fl ow rate m /h m Pressure drop at 25 C2k g / cm /m o f be d de pth

10 0.09

20 0.20

40 0.45

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F ig ur e 1

OPERATING EXCHANGE CAPACITY

Coflow

70

80

40

50

60

60 9070 80 1001101 20 1 30 1 4 0 1 50 1 6 0

3R e g e ne r a t io n l e v e l k g . N a C l /m

16

40

F ig ur e 2

PRESSURE L OSS0at 25 C

F l o w r a t e , m / h

0.6

0.7

0.8

0.2

0.3

0.1

0

0.4

0.5

0 10 20 30 40 50 60 70

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I N D I ON r a n g e o f I o n E x c h a ng e r e s i n s a r e p r o d uc e d i n a s t a te o f t h e a r t I S O 9 0 0 1 a n d I S O 1 4 0 0 1 c e r t i fi e d m a n u fa c t u r in g f a c i li t i e s a t A n k l e sh w a r,

i n t h e s t a te o f G u j a ra t i n I n d i a. T h is p r od u c t d a t a s h e e t ( i s su e 0 9 / 2 00 8 ) re p l a c es p r ev i o u s i s s u es .

To t h e b e st o f o u r k n o wl e dg e t h e i n fo r ma t io n c o nt a in e d i n t h is p u b l ic a ti o n i s a c c u ra t e. I o n E x ch a ng e ( I nd i a) L t d . m a i nt a in s a p o li c y o f c o nt i nu o us

d e v e l op m e n t a n d r e s e r v es t h e r i g h t t o a m e n d t h e i n f or m a t io n g i v e n h e r e i n w i t h ou t n o t i ce .

i s t h e r e g i s te r e d t r a d em a r k

Us e o f go o d qu a lit y r e g e ne r a n tsAll ion exchange resins are sub ject to fouling andb l oc k ag e o f a c ti v e g r ou p s b y p r ec i pi t at e d i r on . H e nc et he i ro n c on te nt i n t he f ee d w at er s ho ul d b e l ow a n d t her e ge n er a nt m u st b e e s se n ti a l ly f r ee f r om i r on a n d h e av y metal s. Al l resins are prone to oxid ative attac k,r e su l ti n g i n p r ob l em s s u ch a s l o s s o f p h ys i c al s t re n gt h .T h er e fo r e, t h e r e ge n er a nt s h ou l d h a ve a s l o w c h l or i neco ntent as p ossibl e. G ood quality regenera nt oft ec hn i ca ll y o r c he mi ca ll y p ur e g ra de s ho ul d b e u se d t oo b t a i n b e s t r e s ul t s .

PackingHDPE lined bag s 25/50 lts LDPE ba gs 1cft/25 lts

Super sack 1000 l ts Super sack 35 cft

MS d rums 180 l ts Fi ber drums 7 cft

with l iner b ags with l iner ba gs

StorageI on e xc ha ng e r es in s re qu ir e p ro pe r ca re a t a ll t im es .T h e r e si n m u st n e ve r b e a l lo w ed t o b e co m e d r y.

R e gu l ar l y o p en t h e p l as t ic b a gs a n d c h ec k t h e c o n di t io no f t he r es in w he n i n s to ra ge . I f n ot m oi st , a dd e no ug hc le an d em in er al is ed w at er a nd k ee p i t i n c om pl et el y mo ist c on di ti on . A lwa ys ke ep t he r es in d ru m i n t hes h a d e. R e c o mm e n d ed s t o r ag e t e m pe r a t ur e i s b e tw e e n

o o20 C a nd 4 0 C.

Safety

Acid and alk ali solutions are corrosive and should b ehand led i n a manner that wi ll prevent ey e and skinc o nt a ct . I f a n y o x id i si n g a g e nt s a r e u s ed , n e ce s sa r y safety p recauti ons should be observed to avoida c ci d en t s a n d d a ma g e t o t h e r e si n .

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