The Office of Environmental Health Hazard Assessment (OEHHA) is proposing to adopt Proposition 65 No Significant Risk Level (NSRL) for Antimony Trioxide by amending Title 27, California Code of Regulations, Section 25705. The proposed NSRL for antimony trioxide is 0.13 micrograms per day. OEHHA must receive comments on the proposed regulation by October 11, 2022. Visit the OEHHA website for information regarding comment submission.

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