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Ontario: Occupational Exposure Limits 2012 Update

June 15, 2012

Occupational Exposure Limits (OELs) set an upper limit for the amount and length of time that a worker can be exposed to hazardous substances via inhalation. There are OELs for over 725 substances outlined in R.R.O. 1990, Regulation 833 (Control of Exposure to Biological or Chemical Agents) and Ontario Regulation 490/09 (Designated Substances) under Ontario’s Occupational Health and Safety Act.

Canada: Notice with Respect to Certain Cobalt-Containing Substances

June 2, 2012

Canada's Chemicals Management Plan  (CMP) has identified several cobalt-containing substances as a priority for action. These cobalt-containing substances have been selected based both on the categorization process completed in 2006, and new information received as during the first phase of the program. Cobalt-containing substances have been identified domestically and internationally as a priority for further assessment.

California: Specific Regulatory Levels: Chemicals Causing Reproductive Toxicity Butyl Benzyl Phthalate (Oral Exposure)

June 1, 2012

The Office of Environmental Health Hazard Assessment (OEHHA) has proposed the adoption of a Maximum Allowable Dose Level (MADL) under Proposition 65, of 1,200 micrograms/day for oral exposures to butyl benzyl phthalate (BBP), CASRN 85-68-7.

Written comments must be received by OEHHA by July 16, 2012. All comments received will be posted on the OEHHA website after the public comment period has closed.

California: Proposed Specific Regulatory Levels Posing No Significant Risk: Tris(1,3-dichloro-2-Ppropyl) Phosphate (TDCPP)

June 1, 2012

The Office of Environmental Health Hazard Assessment (OEHHA) has proposed the adoption of a No Significant Risk Level (NSRL) for tris(1,3-dichloro-2-propyl) phosphate (TDCPP), CASRN 13674-87-8. The proposed NSRL of 5.4 micrograms per day (µg/day) is based on a rodent carcinogenicity study.

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