Data Sheet

IS 2.1.4A Issued November 2001, 1st Edition

Product name PENTANE 60/40 Description This blended pentane is composed of 60% n-pentane and 40%

isopentane. It is a volatile hydrocarbon primarily used for its volatility

CAS Registry Number 109-66-0

PROPERTY TEST METHOD UNIT TYPICAL VALUE

Distillation, IBP ASTM D86 oC 32

Distillation, DP/EP ASTM D1078 oC 35

Density @ 15 oC ASTM D4052 Kg/l 0.627

Colour (Saybolt) ASTM D156 - 30

Copper corrosion (100°C*3hr) ASTM D130 - 1a

Bromine index ASTM D2710 MgBr2/100g 25

Water content ASTM D1744 % m 0.006

Sulphur SMS 1897 % m 0.1

Test methods

ASTM methods are published by the American Society for Testing and Materials 1916 Race St, Philadelphia, Pa. U.S.A.

IP methods are published by the Institute of Petroleum, 61 New Cavendish St, London, U.K.

Shell Chemicals

General information

Composition

Pentane 60/40 is manufactured to the highest standards. It does not contain detectable

quantities if polycyclic aromatics, heavy metals or chlorinated compounds.

Application

Pentane 60/40 is used as a blowing agent in the manufacture and processing of expandable

polystyrene.

Hazard information

Pentane 60/40 is highly flammable. Its vapour can readily form an explosive mixture in air.

For further advice please refer to Material Safety Data Sheet.

The information contained in this bulletin is, to the best of our knowledge, true and accurate, but any

recommendations or suggestions, which may be made, are without guarantee, since the conditions of use

are beyond our control. Furthermore, nothing contained herein shall be construed as a recommendation to

use any product in conflict with existing patents covering any material or its use.