Tft/ Taft Stettinius & Hollister LLP 425 Walnut Street, Suite 1800/Cincinnati, OH 45202-3957 /Tel: 513.381.2838 / Fax: 513.381.0205 / www.taftlaw.com Cincinnati / Cleveland / Columbus / Dayton / Indianapolis / Northern Kentucky / Phoenix / Beijing Robert A.

A R X & 'O o i CAS Number 1763-23-1, 29081-56-9, 70225-14-8, 2795-39-3, 29457-72-5 / 3M Company / 4/27/2000 l Voluntary Use and Exposure Information Profile Perfluorooctane Sulfonic Acid and Various Salt Forms I.

ARox-oisy Attachments to Letter to C.

EPA Submissions____________________________________________________________ August 31, 2000_____________________________________________________________ Cover Letter to Charles Auer (EPA) from Bill Weppner (3M) with attachment ______ sheets________________________________________________________________ PFOS______________________________________________________________________ ______ Medical Surveillance and Epidemiologic_________________________________ Interim Report #1, Determination of Serum Half-Lives of Several Fluorochemicals, June 8, 2000 (previously submitted to TSCA 8(e) _____________ docket)________________________________________________________ Data regarding general population OUS blood samples analyzed _____________ by 3M's Environmental Lab in 1999 (no report prepared)_______________ ______ Acute Toxicity________________________________________________________ Report by WARF Institute and accompanying documentation, Primary Skin Irritation and Primary Eye Irritation in Albino Rabbits, Sample _____________ T-1117 (FC-95) November 7, 1974_______________________________ Final Report, Acute Ocular Irritation Test with T-2997CoC in Albino Rabbits, Safety Evaluation Lab and Riker Labs Study No. 0882EB0009, 3M Reference No.

BACK TO MAIN 3M Company EPI-0011 Page 1of 5 INTERIM REPORT Epidemiology M edical Department 3M Company St.

L arry R.

3M Medical Department Study: T-6316.1 3M Medical Department Study: T-6316.1 Analytical Report: FACT-TOX-003 LRN-U2104 Analytical Report: FACT TOX-003 LRN-U2104 Study Title 104-Week Dietary Carcinogenicity Study with Narrow Range N-Ethyl Perfluorooctanesulfonamido Ethanol in Rats Analytical Laboratory Report Title Determination of the Presence and Concentration of PFOS, PFOSA, PFOSAA, EtFOSE-OH, M556, and PFOSEA in Serum and Liver Samples of Crl:CD(SD) IGS BR Rats Exposed to N-Ethyl Perfluorooctanesulfonamido Ethanol Data Requirement Not Applicable Author 3M Environmental Laboratory Study Completion Date June 06, 2001 Performing Laboratories Liver and Serum Analyses '1 3M Environmental Laboratory Building 2-3E-09, 935 Bush Avenue St.

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Attachments to Letter to C.

NORTHERN KENTUCKY QFF,CE SUITE HO 'TIT OIXIE HIGHWAY COVINGTON KENTUCKY 4 '0 " -*T0A 5!

I ZI-b RECEIVED OPPTNCIC 2003APR30 PM * 5 2 FLUORINATED SURFACTANTS IN FIRE FIGHTING FOAMS: ANY INPUT FOR WATER MIST TECHNOLOGY Martial PABON, PhD DuPont de Nemours (France) Chantereine, Mantes le Ville F-78202 Mantes la Jolie Cedex ZONYI/ .1 ORAI AC- !

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Telomer Research Program JU X AiA-aqt.ASS CI a ri a n t Report Title: 8-2 Telomer B Alcohol: Oral Gavage Range-Finding Study in Rats Author(s): Gregory S.

Environ.

A R 226-1748 Laboratory Report-Revision 1 Analytical Report of Data for PFOS Dietary LC50 Study in Northern Bobwhite (Sera and Liver) Laboratory Report No.