PROTOCOL DETERMINATION OF THE WATER SOLUBILITY OF PFOS mw BY THE SHAKE FLASK METHOD ml `OECD GuidelineWfaortetrheSToelsutbiingloyf Chemicals, 105 of SM Lab Request No.

H AR126- O73 FM-1) ou H MULTI-CITY STUDY H FIELD REPORT FOR CLEVELAND TENNESSEE AND DECATUR ALABAMA - BATTELLE DUXBURY ACTIVITIES H for un Project Number n N1100672-01 un `submitted to on Confidential un July 9,1999 un Prepared by un mn Scott C.

STUDYCODE : K01-1815 ARL2G-022| [Receipt No.

Cnr rare Sy Given ees DEP LES SERVICES + S15i339i0288 [PO aevvnizaamens isiissa | GOUSRGR'S PRESS GRFICE + 95596575 oz ome giao WE torte Fax sore se - ARRRG_ SOL z . . mpm . ware:n i2. 00 Ei mdsvrmir TTEhVeaer0HiaaKnmaoonrnsa,wtnwihae,oS2ob3u3t0wt5ivsree. } . .

Ar 226 -- 0768 BIODEGRADATION (BOD/COD) T-- ESTSUB-- STANCE-- c-- c -------- -------- Identity: Mixture containing perfluorooctanesulfonate which may also be referred to as PFOS, FC-95,or as a component of FC-203FC. (1- Octanesulfonic acid) (CAS # 2795-39-3).

ARR26 _ 0L63 ACUTE TOXICITY TO FISH (FATHEAD MINNOW) TESTSUBSTA0N 000C 0000E 00 Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-85, or as a component of FC-803F. (1Octanesulfonic acid) (CAS # 2795-393).

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AR 226 -- OBGH TOXICITY TO AQUATIC PLANTS TEST SUBSTANCE Identity: ArefmeirxrteudretocaonstaPiFnOiSng, pFeCr-f9l5u,oroorocatsanaescuoimfponoanteen,twhoficFhC-m6a0y3Fa.lso(1b-e Octanesulfonic acid) (CAS # 2795-39-3). 6Rd0iee3mtFah.rylkCesun:rergelnyTtchoilenfb3ourtMmylapteritoohdneuric,ntdi8io2cn.at9leo5ts%niutwiamstbeaerr,miw2xat%usrae5cor0y1fl.i0c.Tf5ho%eamPteeFrsO,tSs4,a%m7pA%llkeylisetFhCe-r sChuyhldifroaortxeo,iadl1el,.y4l0)5.h%0eXx3aa%mnictinhsia-un1m-gc(h3ui-moC,rhild1oe.r,o4a0%l.lc5ya%ll)ct-ir3ui,me5t,ah7ca-enttoralitaaemz,ian0-e1.,-0a07z.

AR226-2815 SPONSOR APME Avenue E. van Niewenhuyse 4 BOX 3 B-1160 Brussels Belgium TESTITEM AMMONIUM PERFLUOROOCTANOATE (APFO) STUDY TITLE ALGAL INHIBITION TEST DATA REQUIREMENT Directive 92/69/EEC C.3,31st July 1992 OECD Guideline No. 201, 7th June 1984 US EPA/OPPTS 850.5400 Guidelines, April 1996 STUDYDIRECTOR Jacques L'Haridon EXPERIMENTAL COMPLETION DATE 7 March 2003 DATE OF ISSUE J(o'3ajwA^ <eo^ TEST FACILITY CIT BP 563 - 27005 Evreux - France LABORATORY STUDY NUMBER 23685 EAA IFM Recherche S.N.C. ou Copilolde 6AS.092 788 060 465 R.C.S.

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AR226-3083 ________________________DuPontHL-1997-01226 TRADE SECRET Study Title H-22994: EYE IRRITATION TEST IN RABBITS LABORATORY PROJECT ID: HL-1997-01226 AUTHOR: Tracy A.

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3M SPECIALTY ADHESIVES & CHENUCALS ANALYTICAL To: Leo Gehlhoff-(309727)-3M Chemicals-236-2A-01 LABORATORY Reques#t's53030 EEQM@ Tom Kestner- (3-5633)SA&C AnalyticaLlab -236-2B-II Spbiect: I-7uorockenucalIsomer Distnbution by 'PF-NMR Spectroscopy Date: December 1,1997 SAMPLE DESCRIPTIONS: FC-95,lot# 217 (T-6295);Nominalproduct= CgF17-SO3(-K)(+) INTRODUCTION: Thissamplewas subjectedtoa '9F-NMR spectraalnalysimsethod to determinetheidentitiaensd relative concentrationosf thefluorochemicailsomersand asmany otheridentifiabilmepuritycomponents as possible.

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