F~ i ~7 u i ~ Taft/ Taft Stettinius & Hollister LLP 425 Walnut Street, Suite 1800/ Cincinnati, OH 45202-3957 / Tel : 513 .381 .2838 / Fax: 513 .381 .0205 /www .taftlaw.com Cincinnati / Cleveland / Columbus / Dayton / Indianapolis / Northern Kentucky / Phoenix / Beijing ROBERT A.

Report Summary Indigo Biosciences Study Report 110407-1 3M ToxDocs 11-108 Prepared by: John L.

- 3M ECPoLmOp0aOn)y Page 10f25 FINAL REPORT Epidemiology Medical Department 3M Company 220-3W-05 St.

MAatyta4,ch20m0e0:tnotEnLevtitreorntmoenCt.aAluSetruDdaietsedon Perfluorooctanesulfonates (Post-1875) IPhysicalichemical Properties Laboratoroyr Completion zy | CFeronaneohrWak Porting Farge ofPOS,Bois -- Wnior TSaine 2 [R[orSGuagoe etrheeatVapoorPrerssuroeso PFO Uiporing tayWid [FFOS.

a AR126-0075 a EN-13 ul FINAL MULTI-CITY STUDY i FIELD REPORT FOR MOBILE ALABAMA AND PENSACOLA FLORIDA - BATTELLE DUXBURY ACTIVITIES I a for a Project Number N100672-01 Hu Submitted to un Confidential K September 29,1999 n Prepared by u Christopher Gagnon n 1 A 397 WaBsahtitnegltloen Street Duxbury, MA 02332 (781) 934-0571 n 1 R 000422 2 | cpus 1 five] I TABLE OF CONTENTS fe LL SUEY SPECIfIc ADPIOVAL coors 1 A RESUS cco || 5:1 Sample Matrix AVAHIAbILY eevee10 I 5. 55.3 2DIODNCSStUEUVMOE4NBIA0SNEOUCNIORVMIECASYHOEUOSNN.S..S...ACcONS... cor ssneeer snsesmr osm, Ea E -- ------ } -- 1|3}| 1 LIST OF TABLES 1 TTAABBLLEE 21..

9H0a5rsShhae,ehPyArnd A Telephone: (215) 4438710 Tefoc 215) 4439567 ARQaE_ 112% 5 - ARGU; S RESEARCH Charles River Laboratories Discovery and Development Services September 11,2002 J3oMhnCoBruptoernahotfefT,oPxhi.cDo.l,ogDyAB, CTH 3M Medical Department S3t.MCPeanult,erM,inBnueilsdoitnag 5252104-42-E1-00020 NES ECEIVE (| SEP 1 220 Telephone: (651) 733-1962 Telefax: (651) 733-1773 RE: Protocol 418-020 - Oral (Gavage) Reproduction STtwuod-yGoefneArmamtioonni(uOmnePeLriftlteuropreorocGteanneoraattei(oAn)PFO) in Rats Sponsor's Study Number: T-6889.6 Dear Dr.

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AR23C _ 119] ONE-MILE RADIUS SURVEY AND C-8 SAMPLING REPORT WASHINGTON COUNTY, OHIO (MARCH - JUNE 2002) Date: August 2002 Project No.

AR R26 -- [367 PROS: A TOX`OINCSIETEYDTLEISNTGTEOMDEERTGEERNMCIENOEFTSHEEVEEFNFSEPCETCSIOEFS OTFHEPLTAENSTTSSUBSTANCE FINAL REPORT WILDLIFE INTERNATIONAL, LTD.

ACUTE TOXICITY TO AQUATIC INVERTABRATES (DAPHNIA MAGNA) T TESTE SUBSS TANCT E Sue0S 00TAN 00GE Identity: rPeefrefrlrueodrtooocatsanPeFsuOlSfAoAny,laFmCi-do1(2e8thoyrlaascetthaetem;ajmoarycaolmspoobneent of [F(Ch-e1p2ta7d,ecFaCf-l1u2or8o,ocFtCy-l1)s0u9l,foonrylFlC--,1p0o9t-aXs.si(uGmlyscailnt,e,CNA-Set#hy2l-9N9-151-7) Remarks: laboratory as The test sample is E2566-2.

PFOA and Associated Salts RSS toon a Feo Synonyms: FC-26, FX-1001, PFO, FC-143, FES 78.03, FC- rystCanien pgs ron | cana tr,sectorsantsoonyesmtes- 49 [cwineesEimmprmseeat]s T ES MmnviC roFantemaT nednTratnse apoElrt ET m pore arae r oFvaotsme| Tanrons sot ienrSa in rpiel CRnassua: sen Sr r [T hroE ma essoig || So=r] es feSeIimSaUc)tarnersoe:n ESm s Ss yAPTot Sor isTs Sr [mmensos TCT EET wes easaos: critiquebyJ.

- Corporate Occupations Medicine 3pMeCanme,iBiEneg 2TM203005 AR226-0473 651733 5066 Fox 3M 5.

- Gener Offices m SCianoesr son GEHQ- 0704 -- 00573 3M Certified Mail "aid oo _AR22%- DEoPcAumEeasntt-PRroocoesmsi6n4g2C8eAntttenr: Section 8() UOfSfiEcPe Aof Pollution Prevention and Toxics W1a2s0h0iPnegntnosnylDvCani2a04A6v0e-n0u0e01NW RE: TDoScCkAet8N(oE.)

ee----e--e-- e ------------------ AR236-150 STUDYTITLE ExtractionoYfoPloktafosrsAinuamlyPseirsflUusoironogcHiaPnLeCs-uEllfoencartoesfprroamy/EMgagssMeSmpbercatrnoem,etArlybumen, and DRAETQAUIREMENTS Analytical Method Requirements STUDY DIRECTOR Sean Gallagher STUDYCOMPLETEDON : September 06, 2001 SE EERFORMINGLABORATORY/TESTING FACILITY Centre Analy3t0i4ca8lRLeasbeoarartcohriDersi,veInc.

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