Document kaBK8Byag98QEyNzGXqOq8Q3n

l&> 3M General Offices 3M Center St. Paul, MN 55144-1000 612 733 1110 April 3, 2002 Contain Mo cbj A d 2 2 C lOCfl O5 7 3 Document Processing Center (7407M) EPA East - Room 6428 Attn: Section 8(e) Office of Pollution Prevention and Toxics US EPA 1200 Pennsylvania Ave., NW Washington, DC 20460-0001 '< 2 .0 - 3 ? ^ TSCA 8(E) SUBSTANTIAL RISK SUPPLEMENTAL INFORMATION: Ammonium Perfluorooctanoate CAS#: 3825-26-1 O? to ro vO -orf "OC --i r -o o CO ccon Dear Sir: Enclosed is the final report of the study described in the TSCA 8(e) notice dated February 28, 2002, submitted by 3M on Ammonium Perfluorooctanoate CAS# 3825-26-1: Oral (Gavage) Two-Generation (One Litter per Generation) Reproduction Study in rats, by Argus Research Laboratories. For further information, please contact Dr. John Butenhoff, 651-733-1962. Sincerely, Georidan L. Adams Mariager, Corporate Product Responsibility Enclosure C/ E P A -O T 8 000811845R 00114SR