Document YGRVkw92Ybz8xBn6q7JYYeG0N

3M Specialty Materials 3M Center FihoWO- /37gSt. Paul, MN 55144-1000 651 733 1100 AR SlA6 - 00,2 7 August 11, 2000 < Dr. Charles Auer Director Chemical Control Division Office of Pollution Prevention and Toxics United States Environmental Protection Agency 401 M Street, Southwest Room 403 East Tower (Mail Code 7405) Washington, D.C. 20460 ^7 9 Q ni' o o CD CO cp jr :R1 RE: Supplemental Information on Perfluorooctane Sulfonates - UEIP Form Dear Charlie: 3M is enclosing a revised "Use and Exposure Information Profile" or "UEIP" for perfluorooctane sulfonic acid (PFOS). We originally submitted to you the UEIP form for PFOS on April 28, 2000. This revised form offers further explanation of our environmental and industrial hygiene management of this material at our manufacturing facilities. Please feel free to contact me if you have any questions regarding this revised information. Best regards, FYI-00-001378 m Kj C=5 GO m -Q O;, *T3r "T>C ro -- tr -*---m Or oc o jr* ro William A. Weppner, Ph.D. Director Environmental, Health, Safety & Regulatory Affairs Specialty Material Markets Group 3M Center, Bldg. 236-1B-10 St. Paul, MN 55144 FVI-00-00137B Enc. 85000000034 85000000034 000001