Recently Released Chemical Hazard Assessments from US EPA’s Provisional Peer Reviewed Toxicity Value (PPRTV) Program
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Provisional Peer Reviewed Toxicity Value (PPRTV) assessments derive provisional human health toxicity values (e.g., provisional reference values [p-RfVs] and provisional cancer slope factors [p-CSFs]) for use in the US Environmental Protection Agency’s (US EPA’s) Superfund program. Chemicals evaluated by the PPRTV Program are nominated by the US EPA’s Office of Land and Emergency Management and US EPA Regions. Since its inception in 1998, the PPRTV Program has delivered more than 800 provisional toxicity values across 400+ assessment products.