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FOR DU PONT USE ONLY AR226-2943 Du Pont HLR 651-89 Study Title Inhalation Approximate Lethal Concentration and Author Rudolph Valentine Study Completed On November 22, 1989 Performing Laboratory E.

PaW~ and lbtcoiogy RikerLaborntorkmI6nc.

ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatmea;y also be referredtoas PFOS, FC-95, oras a component ofFC-203C and L-5440.

7 Oral Teratology Study of FM-3422 in Rats Experiment No-: Conducted At: Inclusive Dosing Period: Study Director: 0680TR0010 Safety Evaluation Laboratory Riker Laboratories, Inc.

Internal Correspondence de: M.

A fi.

3M FLUOROCHEMICAL SUBMISSIONS OCTOBER 1987- OCTOBER 2005 BACK TO DISCLAIMER CHOOSE TO SEARCH BY CHEMICAL STUDY TYPE OR BY DATE Submissions Arranged by Chemical Study Type Submissions Arranged by Date

BIODEGRADATION TEST SUBSTANCE Identity: [2-(N-Ethylperfluorooctanesulfonamido) ethyl acrylate; may also be referred to as B1228, D-1, EtFOSEA, or FX-13. (2-Propenoic acid, 2[ethyl[heptadecafluorooctyl)sulfonyl]amino]ethyl ester, CAS # 423-825) Remarks: Material is an amber solid.

AR226-1985 A EID077099

AR226-2390 INTEROFFICE MEMORANDUM Date: 4-May-1987 02:09pm EST From: TONY PLAYTIS playtis Dept: TEFTECH Tel No: 2775 TO: ROGER ZIPFEL < ZIPFEL ) Subject: C8 in Water by t hTlhoL d-fn"ilf owti^riwd re" sultsT hh.avdei cbteieon nrecUeiviet d <rbfyt hpheonte; t a . ie0t. 4terp pwbi. ll follow Sample Washington Works drinking -fountain, B3 Powell's General Store, Washington WV Lubeck Pennzoil, Lubeck WV Mason's Village Market, Little Hocking OH S12 20th Street, Vienna WV BBb_Ci <0.4 1.3 1. <0.4 <0.4 JZ009211 N EID136975

4 . 4 MMiinnnneessoottaa PPoolllluuttiioonn CCoonnttrrooll AAggeency Jue 5, 1980 June 5, 1980 RREECCEEIIVVEEDD JJUUNN 0pg6 11998800 DDr.igRuessseltl ,H.

26 _ 06& T BIODEGRADATION (BOD/COD) TEST SUBSTANCE _________________________________________ Identity: A mixture containing perfluorooctanesulfonate; may also be referred to as PFOS, FC-95, or as a component of FC-185F. (1Octanesulfonic acid) (CAS # 2795-39-3) Rem arks: The 3M production lot number was 1-2303.

Internal Correspondence cc: James Boyd - Chemolite 116-1 Eileen Fasbender - 116-1 F.

A IW 6 - 5 I5 .