CAS Number 4151-50-2 3M Company AR.AZGj&gO 1 Voluntary Use and Exposure Information Profile N-ethyl perfluorooctanesulfonamide I.

AR226-2040 I'-' ir OFFENBJL 09/22/98 01:48 PM To: BROWNAL, ROGERSJD , RURAK , MORRISWC cc: MAJTSORR, MAHANEY , PLAYTIS , SZAKATBK , ZIPFEL Subject: C-8 The Industrial Hygiene Air Sampling results for c-8 in some sample locations are higher this year then they were last year.

AR226-2411 I- INTEROFFICE MEMORANDUM Date: 2o-Sep-1990 10:31arn From: Peter D.

MICROBIOS MICROTOX TOXICITY TEST TEST SUBSTANCE______________________ _____________________ Identity: Perfluorooctanesulfonate; may also be referred to as PFO S or FC-95 or as part of the mixed product FM-3820 (see Remarks). (1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadecafluoro-, potassium salt, CAS # 2795-39-3) Remarks: The test sample is FM-3820, a mixture of the test substance in diethylene glycol butyl ether and water (approximately 24-28% test substance in diethylene glycol butyl ether and water).

COViVfC^ THE DEVELOPMENT SERVICES COMPANY July 1, 1999 Covance Laboratories Inc. 9200 Leesburg Pike Vienna, Virglna 22182 Tel: 703/893-5400 Fax: 703/759-6947 Paul Lieder, Ph.D. 3M Corporate Toxicology Building 220-2E-02 St.

C O R N IN G Hazleton ft l' /-* v' MUTAGENICITY TEST ON T-6358 f| v ' .V IN AN IN VIVO MOUSE MICRONUCLEUS ASSAY FINAL REPORT AUTHOR Hemalatha Murli, Ph.D.

mi-oioD CHRONIC TOXICITY TO THE SALTWATER MYSID TEST SUBSTANCE Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or FC-95. (1-Octanesulfonic add, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadecafluoro-, potassium salt, CAS # 2795-39-3) Remarks: The test substance is a white powder.

ARllirOIIS -"~ ACUTE TOXICITY TO AQUATIC INVERTEBRATES (E.G.

NOTOX Safety & Environmental Research BV.

(BP DuPont DuPont Chestnut Run Plata P.0.

POLYMER PRODUCTS DEPARTMENT MANUFACTURING DIVISION AR226-2013 CC: M- S.

AR226-2084 1 DPotFuwroprooucts WPPAOARSK0H0SmXS1eU2rto1WH7iW, VoWn26102*1217 cc: Doug Anton KenLau Chris Gueris Sara Joslin .

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rn K J AR226-2993 Baugy, June 17, 1993 STUDY No_9200BA c '1 OCULAR PRIMARY IRRITATION Sponsor : ELF ATOCHEM SA La Dfense 10 Cedex 42 92091 PARIS LA DEFENSE FRANCE Company Sanitized.

AR226-3003 i Study Title Approximate Lethal Dose (ALD) of H-20431 in Rats Laboratory Project ID Haskell Laboratory Report No. 90-94 Author Carol Finlay Study Completed On March 15, 1994 Performing Laboratory F.