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Product data

Shell Chemicals meets the industry standard specification for styrene monomer - details in the table below.

Polystryene packing material
Industry standard specification for Styrene monomer
PropertyUnitsMinMaxMethod
Purity%m/m99.8 ASTM D5135
p-TBC (inhibitor)mg/kg1015ASTM D4590
Polymer Contentmg/kg 10ASTM D2121
Aldehyde as Benzaldehydemg/kg 100ASTM D2119
Peroxides as H2O2mg/kg 50ASTM D2340
Color, Pt-Co Scale  10ASTM D1209
Ethylbenzenemg/kg 500ASTM D5135
Benzenemg/kg 1SMS 2922
Watermg/kg 200ASTM E1064

Styrene monomer is inhibited with para-tertiary-butylcatechol, abbreviated as p-TBC. Special quality requirements can be made upon agreement.