BACK TO MAIN Centre Analytical Laboratories, Inc. 3048 Research Drive State College, PA 16801 www.centrelab.com ^P h on e : (814) 231 -8032 Fax: (814) 231 -1253 or (814) 231 -1580 Analytical Report Fluorochemical Characterization of Sediment, POTW Sludge, and Landfill Leachate Samples Port St.

BACK TO MAIN SOLUBILITY IN PURE WATER, METHANOL, AND ACETONE - SHAKE FLASK AND COLUMN ELUTION METHODS TEST SUBSTANCE_______________________________________________ Identity: N-ethylperfluorooctane sulfonamidoethanol; may also be referred to as N-EtFOSE Alcohol, N-EtFOSE OH, or FM-3422. (1 -Octanesulfonamide, N-ethyl-1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadecafluoro-N-(2-hydroxyethyl)-, Ca S # 1691-99-2) Remarks: Material is a white, waxy solid.

DISSOLVED OXYGEN CONTRAII ON - mg/1 BACK TO MAIN Z ra< < a a3 a* u u- Z 1NU3J J avn z TIME - minutos BACK TO MAIN 3M E n v ir o n m e n t a l L a b o r a t o r y A cu te T o x i c i t y o f a Compound (S u b s ta n c e ) t o - A c t i v a t e d S ludge, M ixed U g jja r P r o t o c o l R e f e r e n c e : EAR 11 / 8 / ?

ENVIRONMENTAL PHYSICAL/CHEMICAL, FATE, EFFECTS AND MONITORING STUDIES BIODEGRADATION ROBUST SUMMARIES 18 Day PFOA 18 Day PFOS 18 Day FOSA 18 Day N-EtFOSAA 18 Day N-EtFOSA 18 Day N-EtFOSE BACK TO MAIN

3M General Offices U&S1 f f 3M May 4, 2000 3M Center St.

Ame-oai TOXICITY TO AQUATIC PLANTS (E.G., ALGAE) TEST SUBSTANCE____________________ Identity: Perfluorooctanesulfonate; may also be referred to as PFOS 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).

A R X -o '33 G-C Final Report Salmonella - Escherichia co/zTMammalian-Microsome Reverse Mutation Assay with PFOS PREPARED FOR: 3M Corporate Toxicology COVANCE STUDY NUMBER: 20784-0-409 001923 C O V A trc > THE DEVELOPMENT SERVICES COMPANY FINAL REPORT SALMONELLA - ESCHERICHIA C0Z//MAMMALIAN-MICROSOME REVERSE MUTATION ASSAY WITH PFOS AUTHOR Michael S.

3M Specialty Materials June 15, 2000 3M Center St.

A fi. & Z 6 _ 0 7 t j - 2 A C U T E T O X IC IT Y TO FISH (M U M M ICH O G ) T E S T S U B S T A N C E _____________________________________________ Identity: A mixture containing perfluorooctanesulfonate; may also be referred to as PFO S, FC-95, or as a component of FC-203C and L-5440. (1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-, potassium salt, C A S # 2795-39-3) Rem arks: The 3M production lot number w as not noted.

AA - 0Z20 ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE________________________________________________ Identity: A mixture containing perfluorooctanesulfonate; may also be referred to as PFOS, FC-95, or as a component of FC-206CF or FC-206CF-X. (1-Octanesulfonic acid) (CAS # 2795-39-3).

M A Z 6 - O S S *!

Mary Dominiak/DC/USEPA/US@EPA o r 02/ 27/ 2 0 0 1 0 4 :21:35 PM To: "Larsen, Don" < DLarsen@CGAIaska.USCG.mil> cc: Doug.Dierdorf@mlq.afrl.af.mil, NCIC OPPT/DC/USEPA/US@EPA Subject: AR226: AFFF and Perfluorooctyl Sulfonates Dear Mr.

3M General Offices /=V/-So/- )3,7g, 63S1Mt.2PC7a3eun3l,teM1r1N1055144-1000 FYI-00-001378 0T Ad 2 1 6 - IO cZO 3M April 25, 2001 FYI-00-001378 MOfrf.icCehoarflPesolAluuteiorn Prevention and Toxics U4W0.1Sas.hMEinnSgvttiroreonen,tmDSe.WCnt.al20P4r6ot0ection Agency Contain WOce/ r\.)

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M s.s.6 _ M ik TSCA NCIC Notification Form for CB!