HECYCLEO Ol Ol AR226-2665 en RESEARCH Precise Research.

AR226-2667 57 AR226-2667 Particle Size Measurement at Washington Works Draft Test Plan March 2004 Table of Contents I.

RECYCLED AR226-2707 American Society of Mass Spectrometry (ASMS) Summary of DuPont Presentations ASMS Annual Meeting, 2004 Quantitative Determination of Extractable PFOA in Textiles and Carpets by LC/MS/MS Michael P.

AR226-2918 FOR DU PONT USE ONLY E.

Study Sponsor: Issue Date: Document Reference No.: ELF ATOCHEM 15 -M ar-95 258250 AR226-3011 Bacteria Growth Inhibition Author(s): H.

\ iM Z cn s it s sa m plin g T557 HIL L * ?

3 GLP10-01-02 Interim Report 21: Analysis for PFOS, PFHS and PFBS in Decatur, AL Soils Collected from Well Location 610 in August, 2011 Study Title 3M Environmental Laboratory Analytical Protocol GLP10-01-01: Analysis of Perfluorooctane Sulfonate (PFOS), Perfluorohexane Sulfonate (PFHS) and Perfluorobutane Sulfonate (PFBS) in Groundwater, Soil and Sediment for the 3M Decatur Phase 3 Site-Related Monitoring Program Data Requirement Data Requirement EPA TSCA Good Laboratory Practice Standards 40 CFR Part 792 Study Director Jaisimha Kesari P.E., DEE Weston Solutions, Inc. 1400 Weston Way West Chester, PA 19380 Phone: 610-701-3761 Principal Analytical Investigator Cleston C.

Corporate Health Physics Corporate Occupational Medicine Corporate Product Responsibility Corporate Toxicology 3M Medical Department 3M Center, 220-2E-02 PO Box 33220 St.

fjVQ6-OOG6 Centre Analytical Laboratories, ine 3048 Research Drive Phone: (814) 231-8032 State College, PA 16801 Fax: (814) 231-1253 or (814) 231-1580 Analytical Report Fluorochemical Characterization of Drinking Water Samples Pensacola, FI (W2176) Centre Analytical Laboratory Report No. 023-007D Testing Laboratory Centre Analytical Laboratory, Inc. 3048 Research Drive State College, PA 16801 3M Environmental Laboratory Contact Kent R.

M a ,se _ 6s ~5 PFOS 3Pharmacokinetic - 000163 * l-`i ci O 28 Day Percutaneous Absorption Study with FC-98 in Albino Rabbits r e c'A Mti i i t w T 6 )L\C ctifyf Experiment No.

Northwest Bioanalytical M6 - ' O y Study No.

M SIA 6- ntM-2 STUDY OF MYOCARDIAL INFARCTION AT WASHINGTON WORKS PLANT This study was conducted to evaluate the incidence of cases of myocardial infarction among male wage and salary roll employees at the Washington Works Plant from 1956 to 1973.

TEFLON FINE POWDER/DISPERS ION OPERATORS C-8 BLOOD SAMPLE RESULTS /(*lO C-8 in Blood (ppm) First Sample Second Sample Change 26.0 20.0 -6.0 24.0 25.0 +1.0 11.0 8.2 -2.8 9.4 7.9 -1.5 8.2 6.5 -1.7 7.0 7.7 +0.7 6.9 5.9 - 1.0 5.6 4.2 -1.4 4.4 4.9 +0.5 4.3 5.6 +1.3 3.9 3.6 -0.3 3.6 2.7 -0.9 3.5 2.1 -1.4 2.9 2.8 -0.1 2.8 2.8 0.0 CM o 2.6 2.4 2.5 1.8 -0.7 2.5 2.5 0.0 2.1 1.6 -0.5 1.6 1.5 - 0.1 1.5 1.2 -0.3 1.3 1.1 -0.2 JWR:ldr/10/19/83 Days Between Samples 363 364 391 364 363 364 337 334 365 401 364 362 363 357 365 391 336 349 288 384 366 362 000246 % Per Year Change -23 +4 -24 -16 -21 +10 -16 -27 +13 +27 -8 -25 -40 -3 0 -7 -28 0 -30 -6 -20 -15 EID079746 TEFLON FEP OPERATORS C-8 BLOOD SAMPLE RESULTS C-8 in Blood (ppm) First Sample Second Sample Change 7.5 6.6 -.9 4.5 3.7 -.8 3.1 2.8 -.3 2.1 1.5 - .6 1.8 1.1 -.7 1.8 1.6 -.2 1.6 1.4 -.2 1.25 1.20 -.05 1.20 1.00 -.2 0.95 0.79 -.16 0.86 0.75 -.11 0.75 0.72 -.03 0.52 0.44 -.08 0.51 0.42 0.41 0.48 0.39 0.46 -.03 -.03 + .05 0.38 0.36 -.02 Days Between Samples 362 380 384 364 364 392 393 171 333 391 565 364 365 337 445 363 363 % Per Year Change -12 -17 -9 -29 -39 -10 -12 -9 -18 -7 -8 -4 -15 -6 -6 +12 -5 JWR:ldr/10/19/83 V 00024V EID079747 SHORT SERVICE OPERATORS C-8 BLOOD SAMPLE RESULTS Fine Powder Last Sample PPM .02 .19 .93 4.00 Days in Job 61 212 375 603 PPM Per Year Change + .09 +.24 + .03 -.18 FEP .05 .05 .15 .23 .66 o U1 95 124 135 165 492 266 + .15 + .10 +.38 + .09 + .24 -.24 JWR:ldr 10/19/83 00248 EID079748 NEW HIRES - TEFLON Date of First Sample 07/28/81 10/01/81 10/07/81 10/13/81 Date Hired 07/27/81 08/03/81 04/20/81 04/20/81 C-8 Blood Level (ppm) <0.007 0.009 0.007 0.015 Months on Plant Before First C-8 Blood Test 0 2 5 1/2 5 3/4 AJP002380 JWR: Idr 10/19/83 000ZA9 EID079749

ARm-oM7^ J u n r 20, 197H BLOOD LEVELS O F R F /F IN SELEC TED EM PLO Y EES: SnawlfdtteipBchhonoanoxuaerueietcodvtntmpbigdtheioedhtojlilerabseneinuesfmttcuhcennesluicitaturrpeg,iritrsndnsmosetewbohg(,errsi5filiianovnotn)owinhctocisnohefsdluaohvaduoefdtfbeet1w.ldi(rfedmurjm96aiyeerhci7)omdtO2ciaee6wircs0cttooouuas(wnowno1purclypen)enrtohopepeteksttsoelrladrursboeyskmoooretbenir,teesfldbdhgsjgisdrecl,udaoe.sae.tcanacreiogt(rnglitnos2csntsdapE)ow,t.o,niheacnflsoias(raclr(tch3Brdfao4iahbk)ooc)msceofrverettclsuermpetusauaaxwscl,roputbetepyhirroitsjmdtriiohoneehrnnssresxciyeegeucutofilotmaglrewfffedwu(lelscRitusoeo.

C-8 BIODEGRADATION IN GROUNDWATER ctg.