i P h o n e : (814)231-8032 BACK TO MAIN Fax: (814)231-1253 or (814)231-1 580 Analytical Report Fluorochemical Characterization of POTW Effluent Pensacola, Florida Centre Analytical Laboratory Report No. 023-014L (Revision 1) Revision Date 3/26/01 Testing Laboratory Centre Analytical Laboratory, Inc. 3048 Research Drive State College, PA 16801 3M Environmental Laboratory Contact Kent R.

BACK TO MAIN SOIL ADSORPTION (METHOD DEVELOPMENT) TEST SUBSTANCE Identity: Perfluorooctanoic acid, ammonium salt; may also be referred to as PFOA ammonium salt, Ammonium perfluorooctanoate, PFO, FC-116, FC-126, FC-169, or FC-143.

3M Medical Department Study: T6316.1 3M Medical Department Study: T-6316.1 Analytical Report: FACT-TOX-001 LRN-U2103 Analytical Report: FACT TOX-001 LRN-U2103 Study Title 104-Week Dietary Carcinogenicity Study with Narrow Range (98.1%) N-Ethyl PerfluorooctanesulfonamidoEthanol in Rats Analytical Laboratory Report Title Determination of the Presence and Concentration of PFOS, PFOSA, PFOSAA, EtFOSE-OH, M556, and PFOSEA in Serum and Liver Samples of Crl:CD@(SD)IGS BR Rats Exposed to N-Ethyl PerfluorooctanesulfonamidoEthanol Data Requirement Not Applicable Author 3M Environmental Laboratory Study Completion Date JuAntes0ig6n,in2g001 Performing Laboratories Liver and Serum Analyses 3M Environmental Laboratory Building 2-3E-09, 935 Bush Avenue St.

Sponsor: 3M St.

ADDITIONAL COMMENTS OF 3M COMPANY TO THE EPA SCIENCE ADVISORY BOARD PFOA REVIEW PANEL APRIL 18, 2005 CONTACT: JOHN L.

Study Title ORAL (GAVAGE) TWO-GENERATION (ONE LITI'ER PER GENERATION) REPRODUCTION STUDY OF AMMONIUM PERFLUOROOCTANOATE (APFO) IN RATS SPONSOR'S STUDY NUMBER: T-6889.6 Data Requirement U.S.

TestResults AR226-2117 file:///C|WINDOWS/TEMP/C-8"FC143 ^er 1-.1-70 thiu 8-9-Ol.hton ^ ila 1 of 99 Test Results Sample Date Range Concentration Range Action Level Industrial Hygiene 1/1/70 8/9/01 100% Sample Dt Sample # Duration Type Employee Name Pers BTO: LOC : 08 TEFLON 100 P/S - MONOMER OPERATOR CONTROL ROOM (08PA/PB/PC) 5/10/99 33692 360 P BARROW, THOMAS L 08PH Chemical Cone Unit Percent C-8/FC-143 <0.01 MPB 1.8% BTO: 08 TEFLON LOC: 101 P/S-TFE FIELD OPERATOR (08PA) 1/30/98 27147 360 P LEWIS.

AR226-2143 C-8 EXPOSURE LIMITS AEL IM AIR 0.56 MOLES PER BILLION .01 mg/m3 BLOOD LEVELS UNDER REVIEW PUBLIC EXPOSURE LIMITS DRINKING WATER 5.0 PARTS PER BILLION (GUIDE LEVEL) COMMUNITY EXPOSURE (GUIDELINE) 0.0003 mg/m3 RJZipfel/sbr - 009665-2 - 5/24/88 EXD951520 WASHINGTON VORKS OFF PLANT EMISSIONS WATER AIR PRODUCT OFF-PLANT DISPOSAL POUNDS C-8 1983 1986 21,700 19,100 12,700 16,200 8,000 8,300 7,700 8.300 50,100 51,900 RJZipfcl/sbr - 009665-3 - 5/24/88 EID951521 C-8 ENVIRONMENTAL PROGRAMS FINE POWDER DRYER AIR EMISSIONS REDUCTION SUPERNATE POND ELIMINATION NEGOTIATING PURCHASE OF LUBECK WATER SYSTEM ZONYL* TBS REPLACEMENT FOR C-8 IN FEP * Du Font's KgistTd TrdniKrk RJ2ipl/sbr - 009665-4 - 5/24/88 EID951522

AR226-2186 11^ !

AR226-2191 Washington Works C8 Emissions - Actual with FPD at 12000 4348500- 434BOOO- 4347500-tpi|; 4347000- 4346500- 4346000- 4345500-^ j--------------^--------------^--------------,--------------^--------------j- 439500 440000 440500 441000 441500 442000 442500 443000 443500 444000

AR226-2201 ^ Debbie J Mulrooney 10/12/2001 04:00 PM To: cc: Subject: Robert F Pinchot/DEV/AE/DuPont@DuPont, Chris E Shoop/AE/DuPont@DuPont Met Data used in Modeling FYI, here is the met data for the day in question (November 12,1996).

AR226-2452 laboratory Hame; CH2M HXM; Lab Sample ID; M6144001 Client Sample ID; fflU^aU., oseanxes um&TiStS DATA saw Concentration: IiQW _ Sample Matrix: WATSJB.

:"G^ifO^TI'O^i'XV^J^USTS'WY PROrlLfc ^SQ^?

Extent and Route of Excrettiioonnaqnw@@ u Distribution of Total Carobotnn- in Rats after a Single Intravenous a .of pC-95-14C December 28, 19 30@_OGY Conducted at: During: Conducted by: Report by: Reviewed by: Riker Laboratories Inc., Subsidiary of 3M St.

DraftReport 26-Week Capsule ToxicityStudy with PerfluorooctanSeulfonic Acid PotassiumSalt(PFOS; T-6295) in Cynomolgus Monkeys PREPAMD FOP, 3M COVANCE STUDY NUMBEP6329-223 VOLUME IOfn COVAW'C-E.-"'\ IM DEWSLOPMIWT SEMCU COMPANY Sponsor. 3M St.PauL Minnesota UNAUDrrED DRAFR April12,2000 FINAL REPORT Study Tide: 26-Week CapsuleToxicityStudywithPerfluorooctanSeulfonicAcid PotassiumSalt(PFOS; T-6295) inCynomolgus Monkeys Author.