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BACK TO MAIN STABILITY IN WATER (HYDROLYSIS) TEST SUBSTANCE Identity: Remarks: Perfluorooctanesulfonate-potassium salt.

BACK TO MAIN 3M ENVIRONMENTAL LABORATORY INHIBITORY EFFECT OF L-13492TO MICROBICS' MICROTOX" TOXICITY ANALYZER SYSTEM REPORT COMPLETED: 7/26/95 Prepared by: 1 Susan A.

BACK TO MAIN MICROBIAL RESPIRATION INHIBITION TEST TEST SUBSTANCE Identity: Decafluoro(pentafluoroethyl)cyclohexanesulfonate, DEA salt; may be referred to as CS-2070.

BACK TO MAIN CEntrtz Analytical Laboratories, Inc. 3048 Research Drive State College, PA 16801 www.centrelab.com (814) 231-8032 Fax: (814) 231-1253 or (814) 231-1580 Analytical Report Fluorochemical Characterization of Drinking Water Samples Port St.

Sponsor: 3M St.

ADIETARY LC30 STUDYWIPTrHoTs:HE NORTHERN BOBWHITE WILDLIFE INMTELRANABTRIEOQNUAELSLTTDN.OP:ROUJEaCT NOS 454103 Serie 8U5S0.EcElPognPeTloESfenNcu)mePro3cT5t0si2oG3n0u0Algeens (ds) FIFRA Subdivision,Scion 71.2. 0RCD Guststne 205 AUTHORS: SCTocouarmnm..eyGSBa.leClvohieesyr Reymond vin Hoven STUDY INITIATION: Apri 21, 1599 STUDYCOMPLETION: Ap26, 2r000 AMENDEDREPORTDATE:March 23,204 EnvSo3UmMBmCeMonrIploTrLaTatibTEoonDrOsory P5a3, BMuinAncae$5144 Wildlife International, Ltd.

AR226-2158 / Oscar T Garza 07/12/2001 08:05 AM To: cc: Subject: Karl G Kronberg/AE/DuPont@DuPont, Chris E Shoop/AE/DuPont@DuPont Robert L Ritchey/CL/DuPont@DuPont Re: Surfactant Modeling Note #2 - Possible Funding Request Fyi -Trini Forwarded by Oscar T Garza/AE/DuPont on 07/12/2001 07:03 AM - Robert F Pincnot 07/12/2001 07:23 Aim To: cc: Subject: David M Rurak/AE/DuPont@DuPont Oscar T Garza/AE/DuPont@DuPont Re: Surtactant Modeling Note #2 - Possible Funding Request Q Dave, Yes it does.

AR226-2225 Robert F Pinchot 12/07/2001 02:47 PM To: cc: Subject: Roger J 2ipfel/AE/DuPont@DuPont Debbie J Mulrooney/AE/DuPont@DuPont, Chris E Shoop/AE/DuPont@DuPont Re: Consent Order - Stack Parameters and Emissions Q Roger, Do these data make sense to you?

AR226-2301 ^ Charles J Zarzecki 02/21/2003 01:43 PM To: cc: Subject: Catherine A Barton/AE/DuPont Snapshot Results Cathie, The snapshot resuts: 0.477 ug/m3 at the same property line receptor as before.

123 M,BHMW OtHttKfM>V AR226-2495 08/31/01 11:01 0:04/13 N0:150 :-P5; ",-'^'1 ;-^ -''?

AR226-2630 18 AR226-2630 DuPont Modeling Methodology and Results Dordrecht Site June 2003 About the Model I Industrial Source Complex Short Term 3 (ISCST3) I Sold/used globally, including in The Netherlands http://www.phoenix-r.co.jp/products/products.htm I Input I Stack height, diameter I Flowrate, temperature I Mass of pollutant (mass per time) I Local meteorological data (Rotterdam, 1996 - 2000) I Output I Ambient air concentrations in ug/m3 I Max values and locations outside the property line Prevailing wind Facility Ambient annual ground level concentration in ug/m3 Model Calculations I Ambient air concentrations based on Gaussian Equation I Concentration a function of a vertical term and a dispersion term I Vertical term based on stack height, receptor elevation, plume rise, mixing I Dispersion parameters describe distribution of pollutant in lateral and vertical Dordrecht Plant Site Dordrecht Modeling Inputs Stack Parameters PTFE Stack Height (m) 20.95 Stack Diam.

1260 Study number AR 236. 2711 414 | AR 05.820 AMI: StL 22 FINAL REPORT LED Biodegradation study of( C81) by microorganisms ASEM 8 `September 18, 2003 Chemicals Evaluanad tReiseaorcnh Institute, Japan Company Sanitized 000001 RAK 22D WE" Sponsor Tide Study number 14114 STATEMENT Kurume Laboratory Chemicals Evaluation and Research Institute, Japan DAIKIN INDUSTRIES, LTD Biodegradation study of ( C81) by microorganisms 14114 the 1, the undersigned, Final Report (Study heteby declare that No 14114, issued this report provides a correct English translation of on September 18, 2003, amended on October 10, 2003) Date Study Director December 2, 2003 ZY Miatam_zbn Yasuko Matsunobu 000003, on GLP STATEMENT Kurume Laboratory Chemicals Evaluation and Rescarch Institue, Japan Sponsor DAIKIN INDUSTRIES, LTD Tide Biodegradation study of C81) by microorganisms Study number 14114 This study was performed in compliance with "OECD PrinciplesofGood Laboratory.

\ AR226-2728 W.f.'