The Proposition 65 List

Current Proposition 65 List

The current Proposition 65 list is available on-line below, as a pdf or Excel download or through WestLaw. The Excel document also includes the listing mechanism for each chemical listing and the safe harbor level, if one has been adopted. A hyperlink is provided for those chemicals for which the basis for listing documentation is available electronically.

What types of chemicals are on the Proposition 65 list?

The list contains a wide range of naturally occurring and synthetic chemicals that are listed for cancer or reproductive harm, or both. These chemicals include additives or ingredients in pesticides, common household products, food, drugs, dyes, or solvents. Listed chemicals may also be used in manufacturing and construction, or they may be byproducts of chemical processes, such as motor vehicle exhaust. Learn how chemicals are added to the list.

Proposition 65 List

Chemical Name Type of Toxicity (Date Listed) & Basis for Listing
Hexafluoroacetone Developmental Toxicity (06/06/2014)

State's Qualified Experts

Male Reproductive Toxicity (08/01/2008)

State's Qualified Experts

Hexamethylphosphoramide Cancer (01/01/1988)

State's Qualified Experts

Male Reproductive Toxicity (10/01/1994)

Authoritative Bodies-US Environmental Protection Agency

n-Hexane Male Reproductive Toxicity (12/15/2017)

State's Qualified Experts

2,5-Hexanedione Male Reproductive Toxicity (12/04/2015)

State's Qualified Experts

Histrelin Acetate Developmental Toxicity (05/15/1998)

Formally Required

Hydramethylnon Developmental Toxicity (03/05/1999)

Authoritative Bodies-US Environmental Protection Agency

Male Reproductive Toxicity (03/05/1999)

Authoritative Bodies-US Environmental Protection Agency

Hydrazine Cancer (01/01/1988)

State's Qualified Experts

Hydrazine sulfate Cancer (01/01/1988)

State's Qualified Experts

Hydrazobenzene (1,2-Diphenylhydrazine) Cancer (01/01/1988)

State's Qualified Experts

1-Hydroxyanthraquinone Cancer (05/27/2005)

Labor Code

Hydroxyurea Developmental Toxicity (05/01/1997)

Formally Required

Idarubicin Hydrochloride Developmental Toxicity (08/20/1999)

Formally Required

Male Reproductive Toxicity (08/20/1999)

Formally Required

Ifosfamide Developmental Toxicity (07/01/1990)

Formally Required

Imazalil Cancer (05/20/2011)

Authoritative Bodies-US Environmental Protection Agency

Indeno[1,2,3-cd]pyrene Cancer (01/01/1988)

State's Qualified Experts

Indium Phosphide Cancer (02/27/2001)

Authoritative Bodies-National Toxicology Program

Indium Tin Oxide Cancer (03/19/2021)

Labor Code-International Agency for Research on Cancer

Iodine-131 Developmental Toxicity (01/01/1989)

State's Qualified Experts

Iprodione Cancer (05/01/1996)

Authoritative Bodies-US Environmental Protection Agency

Iprovalicarb Cancer (06/01/2007)

Authoritative Bodies-US Environmental Protection Agency

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