INTERIM REPORT # 2-AnaIvsis of Surface Water Samples STUDY TITLE Analysis of Perfluorobutanesulfonate (PFBS), Perfluorohexanesulfonate (PFHS), and Perfluorooctanesulfonate (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 March 22, 2005 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.

INTERIM REPORT # 7-Analvsis of Soil Boring Samples STUDY TITLE Analysis of Perfluorobutanesulfonate (PFBS), Perfluorohexanesulfonate (PFHS), and Perfluorooctanesulfonate (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 October 27,2006 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.

STL Burlington Colchester, Vermont Extended Data Package SDG: 117522 Case Narrative Chain of C ustody........................................................................................................

ACTIVATED SLUDGE RESPIRATION INHIBITION TEST 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.

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3M Environmental Laboratory Final Report- Analytical Study Single-Dose Dermal Absorption/Toxicity Study of T-6052 in Rabbits In-Vivo Study Reference Number: HWI#6329-135 Study Number: AMDT-020795.1 Test Substance: FC-120 (T-6052) Name and Address of Sponsor: 3M SCD Division 367 Grove Street St.

ATTACHMENT TO LETTER TO C.

Larry R.

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BACK TO MAIN MULTI-CITY STUDY STUDY SPECIFIC SOPS For Project Number N100672-01 Submitted to May 2, 2001 Prepared by Battelle Memorial Institute 505 King Avenue Columbus, OH 43201 Battelle Duxbury Operations 397 Washington Street Duxbury, MA 02332 Battelle Marine Sciences Laboratory 1529 West Sequim Bay Road Sequim, WA 98382 BACK TO MAIN SOP No.: M3-MC-F-1.1 Page 1 o f7 Effective Date: 3- f ?

ATTACHMENT TO LETTER OF JUNE 28, 2001 BACK TO COMPOUNDS 3M FLUOROCHEMICAL SUBMISSION TOXICOLOGY, EPIDEMIOLOGY AND MEDICAL SURVEILLANCE DOCUMENTS Click on Study Title to View Report MULTIPLE CHEMICAL STUDIES Human Sera/Medical Surveillance/Epidemiology 1.

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BACK TO MAIN BIOCONCENTRATION 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: Sample from 3M production lot number 217.

BACK TO MAIN ENVIRONMENTAL LABORATORY AOUATIC TOXICITY DATA SHEET EXPLORATORY (RANGE-FINDING TEST) LR f s/t lr Z Type T e st A U ^ S ^ S s O S - a t e r i a l T ested Test O rganism ^ S o u rc Xf' X' OM HX OC/3) ____ D a tc R o c ' d ` Avg.

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