HS CodesVII · Plastics and articles thereof; rubber and articles thereof39 · Plastics and articles thereof39033903Chapter 39Copy pagePolymers of styrene, in primary formsDescriptionPolymers of styrene, in primary formsSubheadings390311Expansible390319Other390320Styrene-acrylonitrile (SAN) copolymers390330Acrylonitrile-butadiene-styrene (ABS) copolymers390390OtherWas this page helpful?YesNoPrevious3902Polymers of propylene or of other olefins, in primary formsNextPolymers of vinyl chloride or of other halogenated olefins, in primary forms3904