02/28/2001 ENVIRONMENTAL LABORATORY ARCHIVED FINAL REPORT B A C K T O M AIN LAB REQUEST NO. 8442 REQUESTOR NAME: EAR DEPARTMENT: 0535 PROJECT NO: 9970012600 DATE RECEIVED: 09/07/1982 DESC: ENVIRONMENTAL SCREEN ON L-6778 CONTRACT LAB(S): EXP COMP DATE: 11/12/1982 DATE COMPLETED: 11/09/1982 PROJECT LEAD: PHONE NO: 3M FAX NO: 651-778-6176 EVAPORATE TO DRYNESS UNDER AIR OR N2.

BACK TO MAIN Centre Analytical Laboratories, Inc. 3048 Research Drive State College, PA 16801 www.centrelab.com ^Phone: (814)231-8032 Fax: (814) 231-1253o r (814) 231-1580 Analytical Report Fluorochemical Characterization of Drinking Water Samples Mobile, Alabama (W2.151) Centre Analytical Laboratory Report No. 023-007C (Revision 1) Revision Date 3/20/01 Testing Laboratory Centre Analytical Laboratory, Inc. 3048 Research Drive State College, PA 16801 3M Environmental Laboratory Contact Kent R.

BACK TO MAIN Centre Analytical Laboratories, Inc. 3048 Research Drive State College, PA 16801 www.centrelab.com ^P hone: (814) 231-8032 Fax: (814) 231-1253 or (814) 231-1580 Analytical Report Fluorochemical Characterization of Sediment, POTW Sludge, and Landfill Leachate Samples Mobile, AL (W2151) Centre Analytical Laboratory Report No. 023-014S (Revision 1) Revision Date 3/28/01 Testing Laboratory Centre Analytical Laboratory, Inc. 3048 Research Drive State College, PA 16801 3M E nvironm ental Laboratory C ontact Kent R.

BACK TO MAIN SELECTED FLUOROCHEMICALS IN THE DECATUR, ALABAMA AREA Preparedfor: 3M St.

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

ACUTE TOXICITY TO FISH (Rainbow Trout) TEST SUBSTANCE Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or FC-95. (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 substance is a white powder.

Centre Analytical Laboratories, Enc. 3048 Research Drive Phone: (814) 231-8032 State College, PA 16801 Fax: (814) 231-1253 or (814) 231-1580 Analytical Report Fluorochemical Characterization of Drinking Water Samples Columbus, GA (W2336) Centre Analytical Laboratory Report No. 023-007F Testing Laboratory Centre Analytical Laboratory, Inc. 3048 Research Drive State College, PA 16801 3M Environmental Laboratory Contact Kent R.

R K i-O II ACUTE TOXICITY TO FISH TEST SUBSTANCE Identity: Perfluorooctanesulfonate, Ammonium salt; may also be referred to as PFOS NH4+ salt or FC-93. (1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-, ammonium salt, CAS #29081-56-9) Remarks: Test sample was taken from 3M production lot #1.

Internal Correspondence de: M.

AR23-Q3H0 ACUTE TOXICITY TO AQUATIC INVERTEBRATES - Ceriodaphnia dubia TEST SUBSTANCE___________________________________________ Identity: N-Ethylperfluorooctanesulfonamlde; may also be referred to as U1464, EtFOSA, EtPOSA, F-6309, or FX-12. (1Octanesulfonamide, 1,1,2,2,3,3,4,4,5,5,6,6,77,8,8,8heptadecafluoro-N-ethyl-, CAS # 4151-50-2) Remarks: Material is a white solid.

ff 3M Specialty Materials May 23, 2000 3M Center St.

ACUTE TOXICITY TO AQUATIC INVERTEBRATES (E.G..DAPHNIA) TEST SUBSTANCE Identity: Perfluorooctanoic add; may also be referred to as PFOA, FC26, or FX-1001.

* 3M ftKIK-OSItO Dr.

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M&3L& - 07/9 ACUTE TOXICITY 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 FC-203. ( 1 Octanesulfonic acid) (CAS # 2795-39-3).