To: NCIC OPPT/DC/USEPAUS@EPA Suit AR225: Comments on Taker RessePian AR 226 _ 105 ft EP20A0-EaFsotnnBsuyillvdainniga AvReo,omM0414(61405M) rich purdy 07:33 me Bvoaxn = Jer 1 B11.i2o:c2h2eTnh.eThetes8t:2chiesmiqcuailc:klyWmheytatbhoeli8z:e2dtetolomPeFrOAal(cHoahgoeln oatndalm.otAntahle. 10:2 or tP1hF1a6OnA33i6n-3AR42326(.1981T)h)e, praenddicttheedremearteaboallirteeadyoflo10n:g2,terPFmDAt,oxiiscimteyrestutdoireisc on APnFeOrAse(nL, A Kinney, Fd Chen Tox 27 465-468 (1989);C T Olson and E T1o9x82)&.

AR226_ 1059 ad Prcotigof he4h ASM ConfoneMsrseSpensocmenery andAidTopics, Chicg, liMeny20i31,2,001 Employing Liquid Chromatography/Tandem Mass Spectrometry for the Determination of Perfluorinated Surfactants in Biota and Aqueous Samples.

ce Comalon TERT her ro EE RowneiennsgremAa. nBeisceoomt AR 246 _ 1184 TAFT, STETTINIUS & HOLLISTER LLP 425 WALNUT STREET, SUITE 1800 CINCINNATIs, OsHIaO 45202-3957 Fa AX 513.361.0205 andi SS usnian cohlBueEmSTns July 22,2002 TELECOPY JUaSn.etEEn.viShraornkmee,ntEaslq.

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CC : AR726-0359 SUMMARY OF HISTOPATHOLOGICAL EXAMINATIONS OF FATHEAD MINNOW (Pimephales promelas) EXPOSED TO 78.01 FOR 30 DAYS.

AR 2260532 Final Biological Phase Report Metabolism of N-Ethy!

: CAS Number 4151-502 3M Company AR 226 0581 0 Voluntary Use and Exposure Information Profile N-ethyl perfluorooctanesulfonamide IL CHEMICAL IDENTIFICATION Chemical Name: N-ethyl perfluorooctanesulfonamide (E(FOSA) CAS Number: ~~ 4151-50-2 IL.

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AR226 _ 02897 BIODEGRADATION (301E) TEST SUBSTANCE Identity: A mixture containing perfluorooctanesulfonate, which may also be referred to as PFOS, FC-95, or as a component of FC-3017.

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60p. 31 October 2003 AR226-1642 To: Mary F.

FORM 10620-PWO BACK TO MAIN CC: LAB REQUEST BOOK - 42-5W File: Water and Wastewater REQUEST FOR LABORATORY WORK Lab RequestNo* 1231 TO: ENVl RONMENTAL ENGINEERING LABORATORY - BUILDING 53-6N equestor -&dE Name: Request Date Project No.

BACK TO MAIN CEntrE Analutical Laboratorks.

BACK TO MAIN MULTI-CITY STUDY FIELD REPORT FOR MOBILE ALABAMA AND PENSACOLA FLORIDA - BATTELLE DUXBURY ACTIVITIES for Project Number N100672-01 Submitted to September 29,1999 Prepared by Christopher Gagnon Battelle 397 Washington Street Duxbury, MA 02332 (781) 934-0571 BACK TO MAIN Table of Contents Page: i TABLE OF CONTENTS Page 1.