Data Provider: Environmental Protection Agency, Integrated Risk Information System (IRIS) Carcinogenicity Weight of Evidence Characterizations (1986)
Grades this product based on how carcinogenic an ingredient is, as determined by the U.S. Environmental Protection Agency's Integrated Risk Information System. The probability of a chemical causing cancer is rated on a seven-part scale: A human carcinogen, A2 human carcinogen (inhalation route), B1 probable human carcinogen (based on limited evidence of carcinogenity in humans), B2 probable human carcinogen (based on sufficient evidence of carcinogenity in animals), C possible human carcinogen, D not classifiable as to human carcinogenity, E evidence of non-carcinogenity for humans.