AR226-3002 Study Title Skin Irritation Test with H-20431 in Rabbits Laboratory Project ID Haskell Laboratory Report No. 51-94 Author Carol Finlay Study Completed On March 15, 1994 Performing Laboratory Haskell E.

AR226-3016 Study Titl Bye Irritation Test vith B-21095 in Rabbits Laboratory Project ID Baskell Laboratory Report No. 271-95 Author Carol Finlay Study Completed On April 20, 1995 Performing Laboratory Haskell E.

AR226-3041 Study Tide Skin Irritation Test with H-21665 in Rabbits Laboratory Project ID Haskell Laboratory Report No. 179-96 Tracy A.

AR226-3114 TRADE SECRET Study Title H-23773 and H-23775: Skin Irritation Test in Rabbits Laboratory Project ID: DuPont-2121 AUTHOR: Carol Finlay, B.A.

TRADE SECRET Study Title H-24001: Biopersistence Screening 10-Dose Oral Gavage Study in Rats Laboratory Project ID: DuPont-2924 AR226-3156 DuPont-2924 AUTHOR: CarolFinlay,B.A.

AR226-3207 DuPont-5991 TRADE SECRET Study Title H-24516 : Developmental Toxicity Study in Rats Laboratory Project ID: DuPont-5991 TEST GUIDELINES : U.S .

R226 _ 3RUO 5130Dr SteBed AR236- = 3240 TRADE SECRET 1425136 DslSSTeUDmYiTnITTeLE Bul Metied LABORAITORPYt.PsuRotOywJNuEnmCbseTr I1D71E6NT)IFICATION GeorAgUe.TMHowOeR. 5 STUDY aptsCOMPLETED ON PERFORoModIteNRGfoLeeAy3BL0OasRATORY Doi,ower, 08810 [E-- rS--UBM--I-- TTE--R -- NeEvan,kDaeorPeO9B7o1x405008 - CompanySanitized.

3M EnvironmentalTechnology and Services PO Box 33331 St.Paul,MN 55133-3331 6127786442 Protocol #FACT-TOX-1 11 Study Title Oral (Gavage)PharmacokineticRecovery Study ofPFOS inRats PROTOCOL Author LisaClemen Date: June8,1999 Performing Laboratory 3M EnviromnentaTlechnology& SafetyServices 3M EnvirorunentaLlaboratory 935 Bush Avenue St.Paul,NIN 55106 Laboratory Project Identification FACT-TOX- III U2994 Alt (:E !

UnitCode 8308 1/14/99 2:54PM UROBILINOGEN, 48-HOUR, FECES ,SeneraIlnformaton FEE: $122.70 LABORATORY AREA: Porphydn-32/HC25 ANALYTIC TIME: I day DAY(S) TEST SET UP: Monday throughSaturday TIME OF DAY: Continuously LABORATORY HOURS: MAXIMUM LAB TIME: 3 days COMMENTS AND OTHER REJECTION: -cv 6%.

ri A,) MECHANISOMF'TOXICITOYF 'AUNIQUEPESTICIDE.t-: ETHYLPERFLUORDOCTANE SULFONAMIDE (NEPFOS)- Alff ITS METABOLITE PERFLUOROOCTANE (PFOS) TO ISOLATED RABBIT RENAL CORTICAL MITI:@.

EI IN VITRO MICROBIOLOGICAL 6F- TM-COMPAW'S COMPOUND MUTAGENICITY T-3752 Final Report ASSAYS jUL 2 2 lv',i99g55 (@3 1-2r June 1985 By: Kathleen Okamoto, Microbiologist Microbial Genetics Department and dward S.

Summary N-ETFOSERatTeratology SLu&Numbers:3M T-6316.7A,rgus418-011 Comi)ound&Lot: N-ETFOSE (N-Ethyl-PerfluoroocyanesulfonamidoEdm-oLlo)t FM3923 (30035, 30037,30039) 98.2% pure(SMD AnalyticaRlequest52489) AnalyticaDlocumentationfiledalongwith finalreport.Note - same lotas used intwo-yearratcarcinogenicitsytudy(T-6316,Covance 6329-212).

L@LC@C'ikcl @ivI s c 0 N@ s I t-i f,c)s T o r r 1C F E.0 X 7 E 4 r, 1,1A L'IE 0 W.

ExLt:nL and Route of Excretion and Tissue., Distribution of Total Carbon-14 in Male and,@ema Rats After a Single IV-Dose of FC-143- C ECE 'I VE D January 30, 1980 F F@- Conducted at: 3;*'vl TOXIC-'.

ACTIVATED SLUDGE RESPIRATION INHIBITION TEST TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may also be referredtoas PFOS, FC-95, or as a component of FC-206CE. (1Octanesulfonicacid)(CAS # 2795-39-3).