BIODEGRADATION TTEESSTTSSUUBBSTAANNCGEE 000000000000 Identity:Perfluorooctanesulfonylamido(ethyljacetate; may also be FreCf-e1r2r7ed, tFoC-a1s2P9,FOFSCA-A10,9,FCo-r1F2C8-1o0r9a.sX.the(Gmlaycjionre,coNm-petohnyeln-tN-of [(heptadecafluorooctyl)sulfonyl]-, potassium salt, CAS #299151-7) .

BIODEGRADATION (Modified MIT Test) TEST SUBSTANCE Identity: 5)[2-(N-Ethylperfluorooctanesulfonamido) ethyl acrylate; may also be referred to as B1228, D-1, EtFOSEA, or FX-13. (2-Propenoic acid, 2[ethyl[heptadecafluorooctyl)sulfonyljaminojethyl ester, CAS # 423-82- Remarks:byMastpeornisalori.s Tanheampubreirtys/odleindt.itRyepofortthelitsetsstssaumbpslteanacse>c9a9nn%o,tabseprovided substantiated.

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`Summary PFOS Rat Cross-Fostering Study Numbers: 3M T-6295.13, Argus 418-014 Compound & Lot: Analytical Request PFOS (Perfluorooctanesulfonate) 53030) ~Lot 217, 98.4% pure (SMD CAS.

ARR26-0673 Centre SOs RAosneaarlchyOtrvie cal LaboraStioerCoiloeges,,PAITnEcR.

AR 226 -- O48 READY BIODEGRADATION (OECD 301E) TEST SUBSTANCE Identity: A mixture containing perfiuorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a componenotf FC-203CE. (1Octanesulfonic acid) (CAS # 2795-39-3).

AR 226.- 0792 SEXUTMIMNAGURIYSHFIONRGWAOGREKNTPSEMRAFNOURFMAECDTBUYRTEHDEBGYEMRUMLATINPALREMCYOMOPNANFIOEASM TEST SUBSTANCE Identity: AbemriexfteurrreedcotnotaaisniPnFgOSpe,rfFlCu-o9r5o,ocotraanessaufconaotem, pwhioochfnmFeCa-yn20atl6s.o (1-Octanesulfonic acid) (CAS # 2795-39-3).

AR 226 - 0861 ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE Identity: ArefmeirxrteudretocaonstPaiFnOiSng,pFeCr-f9i5uo,roorocatsanaescuolmfponoanteen,twhoficFhC-m6a0y3Fa.lso(1b-e Octanesulfonic acid) (CAS # 2795-39-3). 6R0e3mFa.rkCsu:rrenTtihnefo3rMmaptrioodnuicntdiiocnatleotsniutmisbaermwixatsure50o1f.0T.h5e% test sample PFOS, 7% is FC- dsuileftahtyel,e1ne.4g5ly%coXlanbutthyalnetghuemr,,812..49%5c%awlactieurm,a2ce%taatcer,yl0ic.0fo7a%meN-r(,34- % Alkylether hCyhdiroorxoiadlel,yi0y.h0e3xa%mciinsi-u1m-c(h3l-oCrhiidoer,o0al.y5l%)-t3r,i5e,t7h-atnroliaamzian-e1,-a0z.on0i5a%adsaomdaintuamne chloride, and 0.05% tolytriazole.

AR 226 -- O878 BIODEGRADATION (BOD/COD) JEST~S ~ UBSTANCE Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-787 or FC787X. (1-Octanesulfonic acid) (CAS # 2795-39-3).

ARRR6 - 0925 ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TEST SUBSTANCE Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-85, or as a component of L-4647. (1- Octanesulfonic acid) (CAS # 2795-39-3).

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Quality Assurance Project Plan Multi-City Study Sampling Task (N100672) BACK TO MAIN Amendment 1 to Revision No.: 1 Effective Date: June16,1999 Page 1 of 3 Amendment 1 to the Quality Assurance Project Plan and Associated SOP'S for Empirical Human Exposure Assessment Multi-City Study Sampling `Task To June 16,1999 Prepared by Ba ttelle 397 Washington Street Duxbury, MA 02332 (781) 934-0571 MRROVALS L u - `-1 Donald Gunster 1 Sampling Task Leader RAosaPnnaWBuh%l 64& Battelle Sampling Task QA Officer Marcia Nishioka ` Battelle Project Manager Susan Abbgy U Battelle Prog!

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