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 cause cancer or birth defects or other reproductive harm. 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
Diisononyl Phthalate (DINP) Cancer (12/20/2013)

State's Qualified Experts

Diisopropyl Sulfate Cancer (04/01/1993)

Authoritative Bodies-International Agency for Research on Cancer

Diltiazem Hydrochloride Developmental Toxicity (02/27/2001)

Formally Required

3,3'-Dimethylbenzidine dihydrochloride Cancer (04/01/1992)

Authoritative Bodies-National Toxicology Program

3,3'-Dimethoxybenzidine dihydrochloride Cancer (10/01/1990)

Authoritative Bodies-National Toxicology Program

3,3'-Dimethoxybenzidine-based dyes metabolized to 3,3'-dimethoxybenzidine Cancer (06/11/2004)

Authoritative Bodies-National Toxicology Program

Dimethyl Hydrogen Phosphite Cancer (08/11/2023)

Labor Code-International Agency for Research on Cancer

Dimethyl Sulfate Cancer (01/01/1988)

State's Qualified Experts

2,6-Dimethyl-N-nitrosomorpholine (DMNM) Cancer (02/08/2013)

State's Qualified Experts

N,N-Dimethyl-p-toluidine Cancer (05/02/2014)

Authoritative Bodies-National Toxicology Program

N,N-Dimethylacetamide Cancer (09/13/2019)

Labor Code

Developmental Toxicity (05/21/2010)

State's Qualified Experts

Male Reproductive Toxicity (12/20/2013)

State's Qualified Experts

4-Dimethylaminoazobenzene Cancer (01/01/1988)

State's Qualified Experts

7,12-Dimethylbenz(a)anthracene Cancer (01/01/1990)

Authoritative Bodies-US Environmental Protection Agency

3,3'-Dimethylbenzidine (ortho-Tolidine) Cancer (01/01/1988)

State's Qualified Experts

3,3'-Dimethylbenzidine-based dyes metabolized to 3,3'-dimethylbenzidine Cancer (06/11/2004)

Authoritative Bodies-National Toxicology Program

Dimethylcarbamoyl Chloride Cancer (01/01/1988)

State's Qualified Experts

N,N-Dimethylformamide Cancer (10/27/2017)

Labor Code-International Agency for Research on Cancer

1,2-Dimethylhydrazine Cancer (01/01/1988)

State's Qualified Experts

1,1-Dimethylhydrazine (UDMH) Cancer (10/01/1989)

Labor Code

Dimethylvinylchloride Cancer (07/01/1989)

State's Qualified Experts

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