- o. spf 3M LBarryRR.

R3 3M + 3M Emironmental Technology PRO BoNx 33331sam asi 7I8 a2 AR226 _ 1095" 8 mLL 51263 May 10,2002 Document Processing Center (7407) OfficeofPollution Prevention and Toxics U1.2S0.0EPnevninrsoynlmveanntiaalAPvreontuecetiNonWAgency Washingion, D.C. 20460 FYI ORPEPCTEICVBEID A02JUN~4 AH): 1 - 0k02_01378 Attention: For Your Information Docket - Docket No.

Telomer Research Program AR226-1420 Report Title: 1-Decanol, 3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-heptadecafluoroAlga, Growth Inhibition Test with Scenedesmus subspicatus, 72h, Limit Test with the Saturated Solution Author(s): Dirk Scheerbaum RECEIVED OPPT NCIC 2003 July 18 12:00PM Contractor: Dr.

Co Maa6- 1477 TAFT, STETTINIUS & HOLLISTER LLP ComGTOnERY hor 4ros \ TE fl r EeEreEaen 425 WALNUT STREET, SUITE 1800 symm CINCINNATI, OHIO 45202-3957 F-- AX 313-- 3610205 ---- wengaamon BEfR-Bo- 373 8EHR - 0803 -- 00373 August 7, 2003 TELECOPY AND FEDERAL EXPRESS i$ 2070, ree JOR...L Fax S EH.

AR226-1483 CGMW5 !

: .

L226" 1725 reper Final Report T-6295.28: Analysis of Liver Enzymes, Glycogen, and Perfluorooctane Sulfonate (PFOS) Concentration in Samples from T-6295.25: One-Generation Reproduction Study of PFOS -- Mevalonic Acid/Cholesterol challenge and NOEL Investigation in Rats.

BACK TO MAIN SOLUBILITY IN OCTANOL- SHAKE FLASK METHOD TEST SUBSTANCE Identity: Perfluorooctanesulfonate; may also be referred to as PFOS or FC-95. (1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8heptadecafluoro-, potassium salt, CAS # 2795-39-3) Remarks: The test substance is a white powder.

DSRTPITTS-A6295.5, 6889.1, 6316.4 3M MEDICAL DEPARTMENT, CORPORATE TOXICOLOGY Title: Inter-Species Comparisonof Mechanisms Fluorochemical Toxicity following Intraperitoneal dosing of perfluorooctanesulfonate (PFOS, T-6295) or ammonium perfluorooctanoate (APFO, T-6859) in Rats and Guinea Pigs and oral dosing of N-cthyl perfluorooctanesulfonamido ethanol (N-EtFOSE, T-6316) in Rats.

I TestResults AR226-2121 file:///q/WIND(OWsn^EMP/C-8-PC-143 Z 2-2-81 thru 4^8-99.htm Test Results Sample Date Range Concentration Range Action Level Industrial Hygiene 2/2/81 4/8/99 100% Sample Dt Sample U Duration Type Employee Name Pers BTO: LOG: 07 TECHNICAL 411 BLOG. 163 - LAB GENERAL AREA 9/11/81 48655 2 9/22/81 48656 Z 8/23/81 48657 Z 9/23/81 48658 Z Chemical Cone Unit Percent C-fl/FG-143 G-8/FC-143 C-8/FC-143 C-8/FC-143 0.15 MPB 0.06 MPB <0.03 MPB 0.03 MP8 28.8% 10.7% 5.4% 9/25/81 48659 Z C-8/FC-143 0,03 MPB 10/12/81 48660 10/14/81 48661 10/19/81 48662 12/1/B1 48663 12/1/81 48664 4/24/82 34043 4/24/82 34044 8/25/82 34045 8/25/82 34046 11/24/82 34047 Z Z Z Z Z 400 Z 400 Z 408 Z 406 Z 427 Z C-8/FC-143 0.04 MPB 7.1% C-8/FC-143 0.1 MPB 17.9% C-8/PC-143 0.14 MPB 25.0% C-8/FC-143 0.03 MPB 5,4% C-8/FC-143 0.03 MPB 5.4% C-8/PC-143 0.04 MPB 7.1% ^ C-8/FC-143 0.07 MPB 12.5% 0 C-8/FC-143 <0.03 MPB 0 til C-8/FC-143 <0.03 MPB -f^ 5.4% C-8/FC-143 2.28 MPB 407.1% 1 of258 8/9/2001 5:10 PM EID139676 TeslResuIts file:///C|/WlNDOWSnTMBP/C-8-PC-143 Z 2-2-81 thru 4-8-99.htat 11/24/82 34048 12/3/82 34049 1/3/83 34050 1/4/83 34051 2/4/83 34052 2/4/83 34053 3/1/83 34054 3/1/83 34055 4/5/83 34056 4/5/83 34057 4/29/83 34058 4/29/83 34059 5/10/83 34060 5/10/83 34061 427 Z 406 2 413 Z 403 Z 424 Z 427 Z 418 Z 419 Z 433 2 431 Z 441 Z 441 Z 444 Z 443 Z C-8/FC-143 C-8/FC-143 C-8/FC-143 C-8/FC-143 C-8/FC-143 C-8/FC-143 C-fl/FC-143 C-8/FC-143 C.8/FC-143 C-8/FC-143 C-8/FC-143 C-8/FC-143 C-8/FC-143 C-8/FC-143 "^.OS MPB 0.04 MPB <0.03 MPB 0.11 MPB <0.03 MPB <0.03 MPB <0.03 MPB 0.03 MPB 0.35 MPB 0.12 MPB 0.03 MPB <0.03 MPB 0-03 MPB 0.03 MPB 5.4% 7.1% 5.4% 19.6% 5.4% 5.4% 5.4% 5,4% 62,5% 21.4% 5.4% 5-4% 5.4% 5.4% BTO; LOG: 08 TEFLON 002 A/S - MONOMERS SOUTH TANK FARM - GENERAL Thursday, August 09,2001 2:46:34 PM Page 1 of 132 2 of 258 > o Ch 6 <-n Sample Dt Sample tt Duration Type Employee Name Pers Chemical Cone Unit Percent 9/22/82 38001 331 Z C-8/FC-143 0.17 MPB 30.4% 8/9/2001 5:10 PM EID139677 TestResults 8/22/62 39002 9/22/82 39003 9/22/82 39004 9/22/82 39005 9/22/82 39006 331 Z. 327 Z 33$ Z 328 Z 336 Z file:///C|WIMDOWS(TEMP/C-8-FC-143 Z 2-2-81 teu 4-8-99.htm C-8/FC-143 C-8/FC-143 C-8/FC-143 C-8/PC-143 C-8/F0143 0.09 MPB <0.03 MPB 0.09 MPB 0.03 MPB 0.04 MPB 16.1% 5.4% 16.1% 5.4% 7.1% BTO: 08 LOC: 042 5/4/88 TEFLON ACIDNEUT PIT-GENERAL 40895 1440 Z C-8/FC-143 <0.03 MPB 5.4% BTO: 08 LOC: 701 7/30/81 TEFLON FINE POWDER DRYER-EAST SIDE #2 62679 2 7/30/81 62680 Z 9/26/81 62681 2 10/9/81 62682 Z 10/9/81 62683 Z 10/9/81 62684 Z 10/20/81 62685 Z 10/20/81 62686 Z 10/20/81 62687 2 10/27/81 62688 Z 1&/28/61 62689 Z 10/28/81 62690 10/30/81 62691 C-8/PC-143 C-8/FC-143 C-8/FC-143 C-8/FC-143 C-8/FC-143 C-8/FC-143 C-8/FC-143 C-8/FC-143 C-8/FC-143 C-8/FC-143 C-B/FC-143 C-8/FC-143 C-8/FC-143 0.96 MPB 171.4% " 1.18 MPB 210.7% " 2.53 MPB 451.8% * 0.67 MPB 119.6% " 0.36 MPB 64.3% 0.68 MPB 121,4% " 4.31 MPB 769.6% " 1.48 MPB 264.3% " 1.13 MPB 201.8% " t3 0.69 MPB 123.2% " ^ 0.27 MPB 0 \t1- 48.2% 0.18 MPB 32.1% 1.91 MPB 341.1% ' 3 of 258 8/9/2001 5:10 PM EID139678 TestResults 10/31/81 62692 1001/81 62693 Z 11/1/81 62694 Z 11/4/61 62895 2 11/4/81 62696 Z 11/4/81 62697 2 11/11/81 62698 2 11/13/81 62699 Z 11/16/81 62700 Z 11/16/81 62701 Z 11/19/81 62702 Z 11/20/81 62703 Z (1/20/81 62704 2 12/9/81 62705 ' 2 rtursday.

AR226-2193 ,y Oscar TGarza 08/28/2001 07:44 AM To: cc: Subject: Ta-Wei Fu/SE/DuPont@DuPont Stephen J Gissy/AE/DuPont@DuPont, Fred M Lentz/SBDuPont@DuPont, Robbin Banerjee/AE/DuPont@DuPont, Paul K Mathur/CL/DuPont@DuPont.

AR226-2243 /3?

AR226-2319 y Charles J Zarzecki 04/02/2003 03:14 PM To: cc: Subject: Catherine A Barton/AE/DuPont Beychok Article Cathie, I finally was able to review the Beychok article on error propagation in dispersion modeling.

AR226-2511 <f AkitoAbe 04/01/2002 09:46 PM To: cc: Subject: Stephen R Peck/SE/DiiPont@DiiPont Yoshihiro Hayatsu/PO/DuPont@DuPont, Hidetaka Hiromatsu/PO/DuPorrt@DuPon-t, Paul K Mathur/CL/DuPont@DuPont, Ta-Wei Fu/SE/DuPont@DuPont C-8 analysis at WW lab Steve, I imagine you had enjoyed in your Easter holidays.

3M GeneralOMces 31MCenter St.PauiM,N 55144-1000 6127331110 April28,2000 Mr.OscarHernandez US EPA/OPPT/CCD (7405) 401 M StreetS,W Room E615B Washington,DC 20460 Dear Oscar: As partoftheongoingvoluntarysubmissionof dataand informationon perfluorooctanseulfonicacid(PFOS) toEPA by 3M, enclosedisinformationon use and exposurerelatintgo,PFOS (Attachment1).Thisinformationispresented followingtheforrnaotfa "Use and ExposureInformatioPnrofile"(UEIP)as recommended to ')M by EPA OPPT management.