Here is the latest roundup of Proposition 65 chemical issues looming on the horizon for consumer products. Reminder: warnings are required 12 months after the listing effective date, assuming that there is an exposure, and the exposure exceeds the level that requires a warning:
Listed effective Oct. 27, 2017:
- N,N-Dimethylformamide (DMF), CAS No. 68-12-2, used in leather tanning, production of plastics and acrylic fibers, and manufacture of adhesives, synthetic leathers, and surface coatings.
- 2-Mercaptobenzothiazole (MBT), CAS No. 149-30-4, used in vulcanization of rubber and dopamine beta-hydroxylase inhibition, and used for antibacterial and antifungal purposes.
- Tetrabromobisphenol A (TBBPA), CAS No. 79-94-7, used as a reactive flame retardant to produce a bromine-containing epoxy resin and polycarbonate, an intermediate for synthesis of other complex flame retardants, and an additive flame retardant for ABS, HIPS, unsaturated polyester rigid polyurethane foams, adhesives and coatings.
Listed effective Nov. 10, 2017:
- Perfluorooctanoic acid (PFOA), CAS No. 335-67-1, surfactant used in a variety of consumer products, including carpets, textiles, leather, non-stick cookware, and paper coatings used in food packaging, to confer stain, grease and water resistance; PFOA is used in the production of fluorpolymers.
- Perfluorooctane sulfonate (PFOS), CAS No. 1763-23-1, surfactant used in a variety of consumer products, including carpets, textiles, leather, non-stick cookware, and paper coatings used in food packaging, to confer stain, grease and water resistance.