CHEMICAL PROFILES|Scorecard Risk Characterization Data

Chemical: STYRENE
CAS Number: 100-42-5

Risk Assessment Values or Standards

  Value Units Reference
Inhalation cancer risk value (potency)Suspect but not recognized carcinogen
Inhalation noncancer risk value (reference concentration)900ug/m3OEHHA-CREL
National ambient air quality standardGap in regulatory coverage
Ingestion cancer risk value (potency)Suspect but not recognized carcinogen
Ingestion noncancer risk value (reference dose)0.2mg/kg-dayIRIS
National water quality standard0.1mg/LSDWA-MCL


See the data US EPA possesses for safety assessment.