PHOTODEGRADATION TEST SUBSTANCE Identity:Perfluorooctanesulfonatmea;y alsobe referredto as PFOS or FC-95. (1-Octanesulfonicacid,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadecafluoro-p,otassium salt,CAS 2795-39-3) Remarks: Testingisinprogress.

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Norn Sissi ARQL6 -- 1210 suuyvorwssooon Report No.

AR226-1403 ; A RD a ng dE 3: BERGASECSOCEMRGATE orn AR 86 -- 403 PDraotme:s DeTeplt:Not 0U1m-GAMpari-l19U9s1er 1A1N:0D7EaRmSWP ANDERS: WP@1SCOCVMZECDCIL 1eHRGATE TL ubject: Request for CEG for Ammonium Perfluorcoctanoate in Drinking Water 5a1te:BER0G4A/S01/91--C1S1OC:02:15Berg, Any 2++M:ResWe.ndPi.ngAnndoetresoonf, 03Jr/.28/91 15126 JeBrJEoCuTr: dRiesqcuusessitonf,or ICEaGm froerquAemsmtoinnigumyouPertfoluaoskrootchetanAEoLateComimnitDtreienkitnog Water theabHlaisskhella CLEaGb GfuoirdeA,mmo"nSieutmtiPnegrfAlcucoerpotoacbtlaenoEaxtpeosuirneDrLiinmkiitsnsg"WaItesre.sunePer ohatwattehre; vaalnude80w%e wtiollairgetsiwniclel abeCEGbasfeodr Co-n820h%asofaltroetaadly ibenetnakeesatlalbolciastheedd onasnidaelrsothreequaectsutailnghetahlatth tehfefeccotmsm.itttoeer,esoirdesntosneasdpjeaccieanlt gforououpr fWraosmhiHnasgkteolnl, orkcsa.

AR 226 - 0767 ACUTE TOXICITY TO FISH (FATHEAD MINNOW) IESTSUBSTANCE 0000 Identity: rMeifxetrurreedctoonatasinPiFnOgSp,erFfCl-u9o5ro,oocrtaansesaulcfoomnpatoen,ewnhtiocfhFmCa-y20a3lsCoF-bXe or FC-203CF. (1-Octanesulfonic acid) (CAS # 2795-39-3).

'e AR 286 - 0930 | | TSCA NCIC NOTIFICATION FORM FOR CBI DOCUMENTS | | | ga = ee -- Docker Numser: KR 232 bo DOCUMENT CONTROL NUMBER: 6 3 coco 4 o Document Date: __4-15-0 Document Type: Dock FE 8 B8Dg1 38= z= = 58 @ (TGHBEI)DOUCNUDMEERNSTECRTEIFOENRE1N4COEFDATBHOEVTEOXIISCCSLUAIBMSETDAANSCECSONCFOINDTENRTOILALACBTUS(ITNSECSAS).INFTOHRAMTASTEICOTNION OF TAS,CAANRDEIQTUIIMRPEOSSEESPCARITMOIPNRALOTPEECNATLFTRIEOSMFPOURBLTIHCEDKINSOCLWOISNUGRAENSDCWBIILLOFBUTLAIUNNEADUTUHNODREIRZED RTESLCEASE OR DISCLOSURE OF SUCH INFORMATION.

AR226-0980 has actually been processed as 8EHQ-0101-0373 but is included here in FYI-0101-1378 as well as it was received as an attachment to this FYI.

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BACK TO MAIN 3M E ~ O ~ ~ ~ ~ A L L A B O R A T O R Y Author: Kristrm J.

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AR226-2276 Privileged and C Draft Attorney Wo Figure 2 Privileged and C Draft Attorney Wo 4348500-1 4348000-4 4347500-^ 11l 11 1111 11 ++++++++++ + + + + + 4-4-4-4-4-4-4-4-4-+ + + + + + + + + + + + + 4-4-4-4-4-.+4-4-4-4- + + + + + + + + + +4-4- + ++ +++ + 1 + + + + 4- ++++++++++ + + + + +++-++++ + + + 4- + ++++++++++ + + + + +++-++++ + + + + 4-4-44-4-4- ++++++++++ ++++++++++ + + + + + + + + +++-++++ + + + + + 4-4-4- ++++++++++ + + + + + + + + + 4-4-4- ++++++++++ + + + + + + + 4347000-4 4346500H .

AR226-2652 42 AR226-2652 SEPTEMBER 2002 THROUGH AUGUST 2003 AIR DISPERSION MODELING ANALYSIS OF APFO EMISSIONS DuPont Washington Works Facility Parkersburg, West Virginia Prepared for: West Virginia Department of Environmental Protection Division of Air Quality 7012 MacCorkle Ave, SE Charleston, WV 25304-2943 Prepared by: DuPont Engineering Technology (DuET) Environmental Section Wilmmgton,DE 19898 October 17,2003 1.

AR226-2655 -& 01 AR226-2655 ISC Modeling Methodology and Results Introduction This report summarizes dispersion modeling that was completed for the DuPont Washington Works facility to demonstrate that the emission limits included in the form R13 permits (815E, 1353B, 1953B, and 2365C) comply with the C-8 assessment oftoxicity (CAT) recommended airborne screening level of 1.0 ug/m3 at the property line fence.

^ 1 RECYCLED %;^-.- AR226-2696 00 EMSER 70-03/4842 AR226-2696 STUDY PROTOCOL ACCELERATED BIODEGRADATtON OF 8-2 TELOMER B ALCOHOL SPONSOR E.

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