CHEMICAL PROFILES|Scorecard Risk Characterization Data

Chemical: 1,4-DIOXANE
CAS Number: 123-91-1

Risk Assessment Values or Standards

  Value Units Reference
Inhalation cancer risk value (potency)7.7E-06[ug/m3]-1OEHHA-TCD
Inhalation noncancer risk value (reference concentration)3000ug/m3OEHHA-CREL
National ambient air quality standardGap in regulatory coverage
Ingestion cancer risk value (potency)0.027[mg/kg-day]-1OEHHA-TCD
Ingestion noncancer risk value (reference dose)Data gap
National water quality standard0.4mg/LEPA-HA


See the data US EPA possesses for safety assessment.