STYRENE

Test Description

Specification Limits

Min. Max.

Unit of Measure

Test Method

Styrene Monomer

99.5

%(w/w)

Ethyl benzene

150

ppm

polymer

10

ppm

Aldehydes as Benzaldehyde

100

ppm

t-Butyl Catechol

10

15

ppm

Peroxides

30

ppm

Colour, APHA

15

ASTM D5386

TYPICAL VALUES

Chlorides as Cl

5

ppm

Sulfur

2

ppm

Specific Gravity @20/4^oC

0.906

0.908

Viscosity @20 ^oC

0.800

centipoise