Afc 6 .

i= 'ae MMIINNNEESgOODTTiAAvisDP0iO1oL,nLLUUoTTfIICOHNSoCiCOOsNNdTTRROwOLal.s,teAAGGEENNCCYY DiEvnisoiorncenoafntSolS~edctWiaognte :Eruorcement Section Status Report. of Cakdale Durp Site Status Report of Oakdale Dump Site NNoovveemrbbeerr 2255,, 11998800 Iss smopmn BccTThhhhoeeeernmhiiss,ccttaaaal!

Environmental Impacts of Firefighting Foams William H.

:: Internal Correspondence A A 226 9 28( ACNOAMLMYETRICCIAALL RCEHPEOMRITCA#L3S46 E.G.

AR2260365 OTHER AVAILABLE STUDY SUMMARIES FOR N-EtFOSE ALCOHOL TEST SUBSTANCE Identity: N-ethylperfluorooctane sulfonamidoethanol; may also be referred to as N1,-1E,t2,F2O,S3,E3,A4l.c4o,h5o,l5,o6r,6F,M7-.374,82,28.,8-(h1e-pOtcatdaenceafsluulofroon-aNm-i(d2-eh,ydNr-oextyheytlh-yl)-, CAS # 1691-99-2) Remarks: Material is an off-white, waxy solid of uncharacterized purity.

ST internal Comespondence +7AR226-048H eakts Eval.

AR726-0508 CHRONIC TOXICITY TO FRESHWATER INVERTABRATES (Daphnia magna) TEST SUBSTANCE Identity: Perfluorooctanoic acid, ammonium salt; may also be referred to as PFOA ammonium salt, Ammonium perfluorooctanoate, FC- 116, FC-126, FC-169, or FC-143, pentadecafluoro-, ammonium salt, (Octanoic acid, CAS # 3825-26-1) Remarks: The 3M production lot number is 264.

AR 226-0924 BIODEGRADATION (BOD/COD) TEST SUBSTANCE.

BACK TO MAIN TOXICITY TO FISH (Saltwater 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 of uncharacterized purity.

BIODEGRADATION (BOD/COD) TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may also be referredtoas PFOS, FC-95, or as a component ofFX-3103. (1Octanesulfonicacid)(CAS # 2795-39-3).

Internal Correspondence B A C K TO M AIN t, Commercial Chemicals Analytical Report #247 To: M.

( \ m r O M lj BIODEGRADATION (BOD) TEST SUBSTANCE Identity: Perfluorooctanoic acid; may also be referred to as PFOA, FC- 26, or FX-1001.

M 0802s ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE____________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-206C and L-5439. (1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-, potassium salt, CAS # 2795-39-3) Remarks: The 3M production lot number was 501.

rf'*t .t:; E .

AR33&-0268 " -% li.rtR 7 iil 3M Synthesis and Characterization of N-Ethyl FOSE- 14C December 11, 1980 Conducted at: During: Commercial Chemicals Division and Riker Laboratories, Inc. 3M St.