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M AS 6 -ZHS ACUTE TO XIC ITY 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 # 2795-39-3).

A R U 6 _ 0854 MICROBICS MICROTOX TOXICITY TEST T E S T SUBSTANCE__________________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-603EF. (1Octanesulfonic acid) (CAS # 2795-39-3).

O Z 8 H 4 R A A 6 - ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE____________________________________________ Identity: Mixture containing perfluorooctanesulfonate which may also be referred to as PFOS, FC-95, or as a component of FC-3003. (1Octanesulfonic acid) (CAS # 2795-39-3).

AR.A2.6 _ 0SS6 TO XICITY TO AQUATIC PLANTS TEST SUBSTANCE Identity: Mixture containing perfluorooctanesulfonate which may also be referred to as PFOS, FC-95, or as a component of FC-3003. (1Octanesulfonic acid) (CAS # 2795-39-3).

CO RN ING Hazleton MUTAGENICITY TEST WITH T-6564 IN THE SALMONELLA - ESCHERICHIA COI//MAMMALIAN-MICROSOME REVERSE MUTATION ASSAY WITH A CONFIRMATORY ASSAY FINAL REPORT AUTHOR Timothy E.

1 AR226-2989 Study Title Bye Irritation] Test with H-20056 in Rabbits Author lohn V.

AR226-3109 FILE No. 715 02/12 '99 09:19 ID:DUPONT JACKSON LAB RflllO 609 540 4463 CONFIDENTIAL FEB -1999 y PAGE : :^ ^iiNOTE- L -esis^y4?

WATER SOLUBILITY TEST SUBSTANCE Identity: PFeCr-f9l5u.or(o1o-cOtacnteasnuelsfuolnfaotnei;c macaidy,a1l,s1o,2b.e2,r3e,f3e,r4r,e4d,5t,o5,a6s,6P,7F,O7.S8,o8r,8heptadecafluoro-, potassium salt, CAS # 2795-39-3) Remarks: The test substance is a white powder.

AR226- 0o4H ACUTE TOXICITY TO THE SALTWATER MYSID LE-F TESTSUBSTANCE Identity: PFeCr-f9lu5o.ro(o1c-tOacnteasnuelsounlaftoen;icmaaciyd,al1s,o1,b2e.2r.e3f,e3r,r4e,d4,t5o,5a,s6,P6,F7O,7S.8o.r8.8heptadecafluoro-, potassium salt, CAS # 2795.35-3) fRreommar3kMsl:ot nuTmhbeetres2t17s.ubsStaamnpcleeiws aaswhsittoerepdowudnedre.r Sample ambient was taken conditions pNrMioRr taontdesetilnegm.enPturailtyandaeltyesremsinteedchtnoiqbuees9.0.49% by LC/MS, 'H-HMR, 'F- METHOD Method: OPPTS 850.1035 Type: Static acute GLP: Yes YSpeeacriecosm:pMlyestieddo:psSitsudbyahcioampleted 1999.

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. } . .

AR226-3129 TRADE SECRET Study Title H-24119: Local Lymph Node Assay (LLNA) Laboratory Project ID: DuPont-3324 AUTHOR: Gregory S.

BOILING POINT TEST SUBSTANCE Identity:N-ethylperfluorooctasnuelfonamidoethanolm;ay alsobe referretdo as N-ETFOSE Alcohol,FC-10,or FM-3422.

HAZLCNCCN W A S H IN G T 0 N 9200 LEESBURG PIKE VIENNA, VA.22 182-1599 CEIV, SEP 2 0 1993 GENOTOXICITY TEST ON T-5711.1 e,,\ 3M -k 0 C0 IN THE IN VIVO/IN VITRO UNSCHEDULED DNA SYNTHESIS AND CELL PROLIFERATION ASSAYS IN RAT LIVER CELLS FINAL REPORT AUTHOR Maria A.