On December 24, 2021, the California Office of Environmental Health Hazard Assessment (OEHHA) added perfluorooctane sulfonic acid (PFOS) and its salts and transformation and degradation precursors to the nation's known carcinogenic chemicals List for Safe Drinking Water and Toxic Substances Enforcement Act of 1986 (Proposition 65).

At a public meeting on December 6, 2021, the Carcinogens Identification Committee (CIC), in its official capacity as a "nationally qualified expert", identified perfluorooctane sulfonic acid (PFOS), its salts and transforming degradation precursors. As shown by scientifically valid tests to cause cancer according to generally accepted principles.

The information on the types of PFOS substances added this time is as follows:

BCTC Recommendations 

The California Bill 65 Control List itself does not set control limits for harmful substances in products, so you can only refer to existing lawsuits or agreements against such products. The laboratory recommends that relevant companies pay attention to the use of these substances in products in a timely manner, especially the previous litigation cases in California 65 and the newly added chemical substances in regulations, and conduct supply chain investigations for these high-risk chemical substances, and can be tested if necessary. , to reduce the risk of product violations.