This current list of Prop 65 chemicals is brought to you by the OEHHA.

The Office of Environmental Health Hazard Assessment (OEHHA) within the California Environmental Protection Agency is adding ?-methyl styrene (alpha-methylstyrene) (CAS No. 98-83-9) and 1,3-dinitropyrene (CAS No. 75321-20-9) to the list of chemicals known to the State of California to cause cancer for purposes of the Safe Drinking Water and Toxic Enforcement Act of 1986 (Proposition 651). The listing of these two chemicals is effective November 2, 2012.

The basis for the listing of ?-methyl styrene (alpha-methylstyrene) and 1,3-dinitropyrene was described in a public notice published in the September 14, 2012, issue of the California Regulatory Notice Register (Register 2012, No. 37-Z). The title of the notice was “Notice of Intent to List Chemicals by the Labor Code Mechanism”. The publication of the notice initiated a public comment period that closed on October 15, 2012. No public comments were received.

For more information and the full list please refer to the link above.