Interim Policy For Particle Size And Limit Concentration Issues In Inhalation Toxicity Studies

EPA is making available to all interested parties, an Interim Policy for Particle Size and Limit Concentration Issues in Inhalation Toxicity Studies which deals with several of the most controversial issues encountered in inhalation toxicity studies. It offers recommendations regarding aerosol particle size, limit concentrations in acute studies, revised Toxicity Categories, inhalation chamber selection, and reporting of analytical concentrations for formulations.

Citation

U.S. EPA. Interim Policy For Particle Size And Limit Concentration Issues In Inhalation Toxicity Studies. U.S. Environmental Protection Agency, Washington, D.C.

This download(s) is distributed solely for the purpose of pre-dissemination peer review under applicable information quality guidelines. It has not been formally disseminated by EPA. It does not represent and should not be construed to represent any Agency determination or policy.

• US EPA. 1994 Interim Policy for Particle Size and Limit Concentration Issues in Inhalation Toxicity Studies (PDF)  (21  pp, 2.1 MB, about PDF)