RECYCLED "I AR226-2630 00 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) 1 Output l 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 M odeling Inputs Stack Param eters PTFE S t a c k H eight (m) 20.95 S ta c k Diam.

RECYCLED erno AR226-2662 Precise Research.

AR226-2910 E.

RECVCIO 000418 j-h-h - 9vW IP TABLE 1 TEFLON FINE POWPER/DISPERSIOK OPERATORS C -8 BLOOD SAMPLE RESULTS DATE OF C-8 IN FIRST BLOOD- SAMPLE jiffC^l- DAYS IN JOB AT SAMPLE DATE DATE OF SECOND SAMPLE C-8 IN BLOOD (PPM) DAYS IN JOB AT SAMPLE BATE 1 / W w( 2/18/82^ 1Q/8/81 8/7/81*'*' lO / l/ sT ** , 2/11/!

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AR 2.3.6 - 0% 6 B IO D E G R A D A T IO N (BOD/COD) T E S T S U B S T A N C E __________________________________________________ Identity: A mixture containing perfluorooctanesulfonate, which m ay a lso be referred to a s P F O S , FC-95, or a s a com ponent of FC -20 6C E . (1Octanesulfonic acid) (C A S # 2795-39-3).

AR226-3103 jm m ^ -- r J Huntingdon lili ' : I CONFIDENTIAL DPT 435/984104 irW TO^.lnrPff il , IN VITRO MAMMALIAN CHROMOSOME ABERRATION TEST IN HUMAN LYMPHOCYTES '' Sponsor DuPont Speciality Chemicals, Jackson Laboratory, Chambers Works, Deepwater, N J08023, USA.

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AR226-3342 Environmental fate studies o f fluorotelomer interm ediates used to produce surfactants and p o ifin e rs Bill Berti DuPont Central Research & Development Wilmington, Delaware USA Themiracles o f science Acknowledgements uNing Wang Daryl Cobranchi ^Barbara Larsen Bogden Szostek Mary Kaiser John Gannon Bob Buck Lisa Sulecki Pat Folsom Mark Starr Chien-Ping Kao Christopher Bowers Vladimir Capka (ffypoft Outline Background Intermediates and Products Overview of E-fate studies Physical-Chemical Properties Water solubility and Vapor Pressure . 6-2TBI, 8-2TBI, 6-2TBA, 8-2TBA Measured vs.

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hkAG - V-O 7 fi,R fifi& - M - 0 3 Site Manual fo r DuPont PFOA Screening This site manual contains instructions and forms to support collecting, processing, and Page Sample Collection Supplies..................................................................................................2 Sample Processing Procedures...... ......................................................................................3 Sample Pracessingfor the PFOA Assay............... ........................................... .......... ........ 3 Packing and Shipping Frozen Samples................................................................................ 5 PFOA Sample Collection Record.................................................. .....................................6 Sample Collection Supply Reorder Form ..... ...................................................... ...............7 Shipping Notification Form .... ...........................................................................................8 Advion BioSciences contact: Mr.

Prep Run#: 105742 Team: Petroleum HC/SMCDONALD Number of Copies to make: 1 # Lab Code Client ID 1 K1001011-001 Hagler W ell" Raw" 2 K1001011-020 Royce Street "Treated" 3 K1001011-019 Royce Street "Raw" 4 K1001011-018 Villa "Treated" 5 K1001011-017 Villa "Raw" 6 K1001011-016 Muldoon "Treated" 7 K1001011-015 Muldoon "Raw" 8 K1001011-014 Tennant `Treated" 9 K1001011-013 Tennant "Raw" 10 K1001011-012 Broad "Treated" 11 K1001011-011 Broad "Raw" 12 K1001011-010 Humphrey "Treated" 13 K1001011-009 Humphrey "Raw" c 4 K1001011-008 K1001011-007 McAllister "Treated" McAllister "Raw" 16 K1001011-006 Airport North "Treated" 17 K1001011-005 Airport North "Raw" 18 K1001011-004 Spanish Trail "Treated" 19 K1001011-003 Spanish Trail "Raw" 20 K1001011-002 Hagler W ell" Treated" 21 KQ1000664-03 ` K1001011-007 MS 22 KQ1000664-04 ' K1001011-007 DMS 23 KQ1000664-01 J K1001011-008 MS 24 KQ 1000664-02 J- K1001011-008 DMS 25 KQ1000664-05 ^ LCS 26 KQ1000664-06 .J MB t*reparation information encnsneet Prep WorkFlow: OrgExtAq(14) Prep Method: Method Status: Prepped Prep Date/Time: 2/9/10 07:34 AM B# Method /Test .01 PFOATFOA .02 PFOA/PFOA .01 PFOA/PFOA .02 PFOA/PFOA .01 PFOA/PFOA .01 PFOATFOA .02 PFOAPFOA .01 PFOA'PFOA .01 PFOAPFOA .01 PFOA'PFOA .01 PFOATFOA .01 PFOATFOA .02 PFOATFOA .01 PFOATFOA .02 PFOATFOA .01 PFOATFOA .02 PFOAPFOA .02 PFOAPFOA .01 PFOATFOA .01 PFOATFOA .02 PFOAPFOA .02 PFOATFOA .01 PFOATFOA .01 PFOAPFOA PFOAPFOA PFOAPFOA PH Matrix W'ater Water Water Water Water Water Water Water Water Water Water Water W'ater Water Water Water Water Water Water Water Liquid Liquid Liquid Liquid Liquid Liquid Amt.

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Ms&AG - iZICf Overview o f the Mechanics o f Film Formation o f AFFF Aqueous film-forming foam (AFFF) generally contains mixtures of hydrocarbon and fluorocarbon surfactants as the major surface-active components.

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