g6HQ -0800.373 LG3INAL [p1%6--037>3 PHYSICALICHEMICAL PROPERTIES a. s \NAL 5=8 on TESi T SUBSTANCE > 3 Identity:[2r-e(fNe-rrEetdhytlopaesrfBl1u2o2r8o,ocDt-a1n,esuElIfFoOnSaEmiAd,o)oretFhXy-l1a3c.ry(l2a-tPer;ompaenyoiaclsaocibd&, 2- 4) [ethyllheptadecafluorooctysulfonyljaminolethyl ester, CAS # 423-82- 5) Remarks: Material is an amber solid. 0 Lo LR Remarks: Report states that sample purity is 99% or more based on information supplied by Sponsor.

et ) PROTOCOL AR126-0183 0ES-S PFOS: A96-HOUR TOXICITY TEST "WITH THE MARINE DIATOM (Skeletonema costatum) "SerieUs.S8.50En-vEicroolnomgeinctaallEfPfreocttescTtieosntAGgueidneclyines " `OPPTS Number 850.5400 . 3M LabRequest No, U2723 Submitted to - 3M Corporation Environmental Laboratory St.

_F-- EFS Pathology Associates International A Compwaannyy ofof Science opApplications International Corporation =5E eawheomomoy Sponsor: 3M St.

AR126-03%3 ACUTE TOXICITY TO FISH TEST SUBSTANCE Identity: Perfluorodecanesulfonate, ammonium salt; mayalso be referred to as PFDS, FC-120,or 3M Sample J2905-1. (1-Decanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10heneicosafluoro-, ammonium salt, CAS # 67906-42-7) Remarks: Test sample is a mixture of the test substance in water and butyl cellosolve (approximately 25% test substance, 37.5%butyl cellosolve and 37.5% water).

AR226-2566 .

TRADE SECRET Study Title H-23271: SKIN IRRITATION TEST IN RABBITS LABORATORY PROJECT ID: DuPoNT-1161 AR226-3100 AUTHOR: Carol Finlay, B.A.

**'IAAZLE':C:N W A S H IN G T 0 N 9200 LEESBURG PIKE VIENNA.

CORNINGHazieton MUTAGENICITY TEST ON 11c T-6342 10 MEASURING CHROMOSOME ABERRATIONS HUMAN WHOLE BLOOD LYMPHOCYTES WITH A CONFIRMATORY ASSAY WITH MULTIPLE IN HARVESTS FINAL REPORT lr",g AUTHOR Hemalatha Murli,Ph.D.

ACUTE TOXICITY TO AQUATIC INVERTEBRATES (DAPHNIA MAGNA) TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may alsobe referredtoas PFOS, FC-95 or as a component of FC-201AF. (1Octanesulfonicacid)(CAS # 2795-39-3).

TOXICITY TO AQUATIC PLANTS TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may alsobe referredtoas PFOS, FC-95, or as a component of FC-206CE. (1Octanesulfonicacid)(CAS # 2795-39-3).

p. 1 37-Z ~ 3M.

AR226-0335 VAPOR PRESSURE TEST SUBSTANCE Identity: UN1-E4t6h4y,lpEeFrfOiSuoAr,ooEcttaPnOeSsAu,lfFo-n6am3i0d9e,;ormaFXy-1al2s.o be (1- referred to as hOecpttaandeescualfflouonraom-iNd-ee,th1y,l1-,,2.C2,A3S,3.#4,441,551,5-,560,63,)7.7.8,8,8- 9Re9m%arbkasse:dMoatneriinaflorimsaatiwohnitsuepspolliied.d RbeypoSrptonsstoart'ess rtheaptressaenmtpalteivpeu.ritTyhies lot number was not recorded.

M226 1499 - -- Towmu TRADE SECRET Study Title Perfluorooctanoic Acid: Toxicokinetics in the Rat Laboratory Project ID: DuPont-7473 8 2SpSgTR= a= z3=3 25 8 > TEST GUIDELINES: OU.PSP.TESPA87H0e.a7l4t8h5,EfMfeetcatbsoTleisstmGauinddePlhianersmacokinetics 1998) `SeOcEtCioDnG4u:idTeolxiinceoskifnoerttihces,TeNsot.in4g17of(C1h9e8m4i)cals AurHoR: Raymond A.

AR226 -- OE HS ACUTE TOXICITY TO AQUATIC INVERTEBRATES (ACARTIA TONSA) TEST SUBSTANCE Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-602. (1Octanesulfonic acid) (CAS # 2795-393).

AR &26 -- 085] ACUTE TOXICITY TO AQUATIC INVERTEBRATES (DAPHNIA MAGNA) IESTSUBSTANGE 00000 Identity: ArefmeirxrteudretocaosntPaiFnOiSng, pFeCr-f9l5u,oroorocatsanaescuolmfponoanteen,twohficFhC-mBa0y3EaFls.o (b1eOctanesulfonic acid) (CAS# 2795-39-3).