Document 82qbMY6O4x0ZK6qoBVyMYRgRZ

3M General Offices 3M Center St. Paul, MN 55144-1000 612 733 1110 A RAA _ Aifff getf - _0 0 3 7 3 3M Certified Mail September 23, 2003 % 3?3 Document Processing Center EPA East - Room 6428 Attn: Section 8(e) Office of Pollution Prevention and Toxics US EPA 1200 Pennsylvania Avenue NW Washington DC 20460-0001 RE: TSCA 8(E) SUPPLEMENTAL SUBMISSION: Docket No. 8EHQ-0602-00373 y E P A -O T 8 000811867V Dear Docket Coordinators: GG0filiab7V On August 21, 2000, 3M provided EPA with preliminary results from a toxicity study conducted with perfluorooctanesulfonate (PFOS). The final report for this study contains results that are consistent with the previously reported information. Enclosed please find the following final report: fe--ra3 <CTn> Fluorochemical (FC) Levels in Nave Rats, Final Report, Revision A I cn Please contact John Butenhoff (651-733-1962) if you have any questions or if we can -o or. provide additional information. F3 /Si\ncerely, J ro Vw t v Larry R. Johnson Director, Corporate Toxicology and Regulatory Services Enclosure o CO Cm-TO3 PO CD OTJorn --*rn ->< :73m o ontain MO OBJ