31 October 2003 To: Mary F.

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3M ENVIRONMENTAL LABORATORY REPORT NO.

INTERIM REPORT # 10 - Analysis of Fish and Clam Samples STUDY TITLE Analysis of Perflnorobutanesulfonata (PFBS), Perfluorohexanesulfonate (PFHS), and Perflnorooctanesulfonate (PFOS) in Water, Soil, Sediment, Fish, Clams, Vegetation, Small Mammal Liver and Small Mammal Serum Using LC/MS/MS for the 3M Decatur Monitoring Program DATA REQUIREMENTS EPA TSCA Good Laboratory Practice Standards 40 CFR 792 STUDY DIRECTOR Jaisimha Kesari P.E., DEE Weston Solutions, Inc. 1400 Weston Way West Chester, PA 19380 Phone: 610-701-3761 INTERIM REPORT COMPLETION DATE May 09, 2006 PERFORMING LABORATORY Exygen Research 3058 Research Drive State College, PA 16801 Phone:814-272-1039 STUDY SPONSOR 3M Company 3M Building 0236-01-B-10 St.

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Acute Oral Toxicity Screen with T-3065COC in Albino Bats a S iV' ,$ ^ < sj u v-^V Kxpr'ri.incnt No. : Conducted At: Dates Conducted: Conducted By: 0981AR0145 Safety Evaluation Laboratory Riker Laboratories, Inc.

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Po ri . 6 / 4 / 11 TECHNICAL REPORT SUMMARY BACK TO MAIN U.llB ' " ` 2- 5-81 TO: TECH N ICA L COMMUNICATIONS CEN TER - 201-2CN /Important - If report is printed on,both sides o f paper, send two copies to TCC.)

TECHNICAL REPORT SUMMARY BACK TO MAIN D ale 8/24/81 TO: TECHNICAL COMMUNICATIONS CENTER - 201-2CN (Important If report is printed an both sides o f paper, send two copies to TCC.)

Form 10620-5-PWO cc: LAB REQUEST BOOK - 42-5W PRODUCT ECOLOGICAL ASSESSMENT REQUEST FOR LABORATORY WORK Ref: EN VIR.

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 POTW Effluent Columbus, Georgia (W2336) Centre Analytical Laboratory Report No. 023-014M (Revision 1) Revision Date 3/27/01 Testing Laboratory Centre Analytical Laboratory, Inc. 3048 Research Drive State College, PA 16801 3M Environmental Laboratory Contact Kent R.

BACK TO MAIN ACTIVATED SLUDGE RESPIRATION INHIBITION TEST SUBSTANCE___________________ Identity: Perfluorooctanesulfonylamido(ethyl)acetate; may also be referred to as PFOSAA, FC-128 or as the major component of FC-127, FC-129, FC-109, FC-109-X, FC-4351, or L-6778.

BACK TO MAIN STABILITY IN THE ATMOSPHERE (PHOTOLYSIS) TEST SUBSTANCE Identity: Perfluorooctanesulfonyl fluoride.

BACK TO MAIN Summary of Nave Rat/Rat Chow/Fish Meal Study Analyses Conducted by the 3M Environmental Lab (prepared 03/01/01) Nave Rats (Taken from summary report issued in 1998.)