Document wgYQ4oZJay10Nyo83BqxpeQeJ

ATTACHMENT TO LETTER TO C. AUER DATED AUGUST 31, 2000 SUPPLEMENTAL SUBMISSION FOSA or PFOSA P erflu orooctan esu lfon am id e Medical Surveillance and Epidemiologic See item 1 under PFOS: Interim Report #1, Determination of Serum Half-Lives of Several Fluorochemicals, June 8, 2000. Ongoing - Pharmacokinetic 1. Protocol for Study No. T-7132.2; ST-39, Pharmacokinetic Study of Perfluorooctane Sulfonamide in Rats, 3M Medical Department, Corporate Toxicology Laboratory, In-Life End Date November 2, 1999, report on in-life study pending. We are providing a copy of the Laboratory Report, Analytical Report of Data for PFOSA , Pharmacokinetic Study in Rats (Sera and Liver), 3M Environmental Laboratory, Laboratory Report No. FACT-TOX-145 (W2814), 3M Reference No. T-7132.2, December 6, 1999. 8