National Toxicology Program

National Toxicology Program

Testing Status of Polystyrene - 9003536


CASRN: 9003-53-6

Formula: (C8-H8)x-

Synonyms/Common Names

  • Benzene, ethenyl-, homopolymer (9CI)

Known Uses

Thermal insulation. Containers. Molded household wares. Appliance housings. Toys. Electrical equipment. Packing material. Radiator leak stopper. Water pipes. Water treatments, latex paints (Kirk-Othmer)

Chemical Properties

Toxicity Effects (HSDB)

Genetic Toxicology

  • Salmonella  (A14107)  Completed 
    •  Negative 
NTP is located at the National Institute of Environmental Health Sciences, part of the National Institutes of Health.