Document v6R9EkVDoENNjDnnZwRg9pbaE

3M Specialty Materials 3M Center St. Paul, MN 55144-1000 651 733 1110 February 13, 2003 VIA FEDERAL EXPRESS Dr. Charles Auer US Environmental Protection Agency EPA East, Room 3166 1201 Constitution Avenue, NW Washington, DC 20460 Dr. Oscar Hernandez US Environmental Protection Agency EPA East, Room 3166 1201 Constitution Avenue, NW Washington, DC 20460 Re: Information on Perfluorooctane Sulfonates and Related Compounds Dear Charlie and Oscar: Attached herewith are copies o f a recent submittal to the Docket AR-226 and the FYI Docket. This continues 3M 's voluntary submissions o f data on perfluorooctane sulfonates and related compounds, as part o f our ongoing dialogue with EPA regarding fluorochemicals. Included in this submission is the following: Final Report, A Pharmacokinetic Study o f Potassium Perfluorooctanoate in the Cynomolgus Monkey, P.E. Noker and G.S. Gorman, Southern Research Institute, T7507.1, January 14, 2003. We will continue to provide information as it becomes available. Please feel free to contact me if you have any questions. Very truly yours, ^ Michael A. Sainnttooro Director o f Environmental, Health Safety and Regulatory Affairs Specialty Materials 3M Center, Building 236-IB -10 St. Paul, MN 55144 651-733-6374 (phone) 651-733-1958 (fax) E-mail: masantoro@mmm.com