A P 3 -2 6 -O IH Study Title Static Acute Toxicity of FX 3820 to the Daphnid, Daphnia aacna Authors Timothy J.

An Official Journal of the Society of Toxicology Supplem ent AR7XOI1X BEST COPY AVAILABLE A- TOXICOLOGICAL SCIENCES Formerly Fundamental and Applied Toxicology Academic Press 004204 Volume 42^ Number 1-S, March 1998 hiali levels of particulate matter.

Primary Skin Irritation Test with T-3874 in Albino Rabbits / y Experiment No: Conducted At: Dates Conducted: Conducted By: Reviewed By: 0386EB0135 Pathology and Toxicology Riker Laboratories, Inc.

AR226-03MI TOXICITY TO AQUATIC INVERTABRATES (E.G., DAPHNIDS) TEST SUBSTANCE______________________________ Identity: N-Ethylperfluorooctanesulfonamide; may also be referred to as U1464, EtFOSA, EtPOSA, F-6309, or FX-12. (1Octanesulfonamlde, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8 ,8heptadecafluoro-N-ethyl-, CAS # 4151-50-2) Remarks: Material is a white solid, Lot 505 (cc842-3, F6309, L-1089).

AR5.U-OH55 BIOSEARCH, INC. p.o. bo* 8598 Philadelphia, Pennsylvania 19101 telephone: (215) 848-4499 Submitted to: Material: Sample Received: Date of Report: Test: Object of Test: Procedure: ResuIts: Conclusion : 3M Company 3M Center St.

Corporate Occupational Medicine 3M Center, Building 220-3W-05 St.

Voluntary UEIP, Ammonium Perfluorooctanoate Voluntary Use and Exposure Information Profile Ammonium Perfluorooctanoate (APFO) I.

- 0664- FOSA or PFOSA Ongoing - / 000502 3M MEDICAL DEPARTMENT, CORPORATE TOXICOLOGY Protocol for Study No.

A ft. 3.6 - 0 & < f ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE_______________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-600. (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 3M production lot number was not noted.

M M 6 - 0175 BIODEGRADATION (BOD/COD) TEST SUBSTANCE________________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-783. (1Octanesulfonic acid) (CAS # 2795-39-3).

A R a .a -6 - 0 9 \ & ACUTE TO XIC ITY TO AQUATIC INVERTEBRATES (DAPHNIA MAGNA) TEST SUBSTANCE_________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FX-3103. (1Octanesulfonic acid) (CAS # 2795-39-3).

Quality Assurance Project Plan Multi-City Study Sampling Task (N10Q666) iv ;* m m -p 9 5 Revision No.: I Effective Date: M ay 14,1999 Page i o f iv .

3M Cenerai Offices , ; 3M Center St.

AH22- lOH-7 3M Company Page 1 o f 121 FINAL REPORT Epidemiology, 220-3W-05 Medical Department 3M Company St.

AU JA 6 _ lUJL UNITED STATES ENVIRONMENTAL PROTECTION AGENCY WASHINGTON, D.C. 20460 SEP 25 2002 OFFICE OF PREVENTION, PESTICIDES AND TOXIC SUBSTANCES MEMORANDUM SUBJECT: Summary of PFOA Exposure Conference Call, September 12, 2002 FROM: TO: Charles M.