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.

r Exygen ProFcoRneseRaerscths. r { - Attachmen2t AL224-1776- Air Sampling Fluorochemical Report | DuPoonntt WWaashsinhgtoinWnoWrorgkks s--t--oAiArinrSaSmapmlpilinngg PiProgram RoRouunndd 5 r Exygen Research Report No.

BACK TO MAIN Study Title Solubility Study of Perfluorooctanesulfonate(PFOS), SD-018 and Perfluorooctanesulfonamide(FOSA), SE-027 in Male/Female Human Urine Data Requirement 40 CFR 160.105(b) Author Mark E.

Ie 7 3 [4] 4 ] \ TM ~ N L 3 13] . .

AR226-2061 0' * Threshold Exposure Used =0' 03 ppk ** Indicate Limit = LOBAN 5^, ppb ***N ^Regular Paraompteiotrnic uAsendaly(Nsi=sr)i:PARtZ=Zeros = ***'<: Not Acceptable ' c ***NMD :yes

AR226-2095 i .

AR226-2419 THE (WPLE& FOR CME IMENTAL /we c^W /QW^J /<9-/^/ a^^ili^1' FOLl-CTAI^|fi...ARE C-8/MATER RESULTS FROM CH2MHILL ON OUR PLANT MELL8, THESE SAMPLES'MERE TAKEN TO SATISFY CH2MHILL'8 NEED LITER SIZE QUANTITIES.

AR226-2616 4 Draft: Prepared at the Request of Council AR226-2616 Screening level modeling report which was superceded by ISC modeling report Data and Modeling Procedures Dispersion modeling was performed using the U.S.

Copies to: AR226-2750 E.

AR226-2834 Material Tested: Copies to: E, I, du Font de Nemours and Company Haskell Laboratory for Toxicology and Industrial!

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Study Sponsor: Issue Date: Document Reference No.: ELF ATOCHEM 15-Mar-95 258250 AR226-3011 Bacteria Growth Inhibition Author(s): H.

AR AR6- 3233 405 _-- - TRADE SECRET Study Title H9-02-47D6a8y:GaSvuabgcehrSotnuidcyTionxRiactisty with One-Generation Reproduction Evaluations Volume 5 of 5 Laboratory Project ID: DuPont-5990 HRaze - 2225 oDwupoe5s590 TEST GUIDELINES: OU.PS.PTESP8A70He.a3l1t0h0E(f1f9e9c8t)s Test Guidelines AUTHOR: Susan A.

FinalReport Unscheduled DNA SynthesisinRat LiverPrimary CellCultures With PFOS PREPARED FOR: 3M CorporateToxicology COVANCE STUDY NUMBER: 20784-0-447 C 0 V A- -C'-E-.'@-' THEDENU UNSCHEDULED FINAL REPORT DNA SYNTHESIS IN RAT LIVER PRDAARY CELL CULTURES WITH PFOS AUTHOR Maria A.

IVI/,-\ y u MEDICAL LABORATORIES ENT NAME N,iosw EFERRING PHYSICIAN TWMD COLLECTION RECEIVED ()2/02/99 DATE TIME DATE 10:21114 TIME -FATIENT NUMBER 200 FirstStreetSouthwest Rochester,Minnesota 65905 AGE PURCHASE NUMBER REPORT PRINTED 02/27/99 DATE 002 8:32* TIME SPECIMEN INFORMATION BOD-533-171 0 SEX LAS.