M6_ I- 28 000235 DuPont Company Chambers Works PFOA in Blood -^ Chambers Works PFOA Recycle ntaawwasslPffdshauoaeannsoerbaoemvmtriddttausoeorePbn1kprp2c3rrr1eFe9aetall04ti0eoi9rotOnls0nros0srn9eady0g.AsrewolmpeuyatiwbwaTpaafsnhbpprlrbtb4haldootyrsley-l.2isii.oyrunsa2waascdwPlpg0WlqosocoahF0msuoncoonbuyiO0oorangndfologkrnduebnAtturkniehrtllaeelbceaiirdoeintftwdstrecnooieobseePtwvwrardadedwyliFtsosanoeoimcsOalhnhbdgrorvioetaokogeoAle2cmcdetrncndtva0eoaoroRepbmioc0stnwtdloa.eotele0lcepurreeviDtrceedtyowanicnyahnnduittluicgtheetgautPnhtrlshnedinoaeaoceicmresnatthianepte,irnlghPomadetyrtitheonnFcnazhg1fpecsyynOcibo9aeanelcas9allroiuAgeseollgs9tcesydffsweebn.f,hsrttepsleslihebreidottccrnoceiShassoaotne3ymthsiaalcCdvgce0comnlceaeeallhwsishipitnvlpn1naanosieeeee0lmbcmeggmeoadsl0lrrssbnuspbppaari.plddlwsetrlepooeeipotreBsohsifosesbcdutfnytrlsfdreWf.hloeooootswssessouAmpsartuoada.in<ecnWpmtrlnrohtdlak1mAphadlnpso0aotteyeaohtlo0sfsrlserzrnehorteaoadtsepschiictormldtn,puwitseooipgrmg.bnspanoreesieti.lsndnbarorBenedaeamwconsgrcatlbh,ocitashWpohiba1youespolnn9ulletnttcoillhsui9hstneedcorer9iecsekisbnetoonts1gldelacfoat9brdnufohbooo9odcuaoud9rttlthenpdd rTaenhloiiasthbelexerpmdearetitaehnaoctdethtlheeadltoDwwuoPlueolvdnetblsteoimnwwoorrhekicswehniwtshietaivwdeeiafrfenedirneptnertorecvsoitdneedtr.amcot raensaclyietinctaiflilcaablloyraatcocruyroatne and J) December 9,2004 Barbara J.

AR226-3573 PERFLUOROOCTANESULFONYL FLUORIDE (POSF; T-7661.4) TOXICITY STUDY BY INHALATION ADMINISTRATION TO CD RATS FOR 13 WEEKS FOLLOWED BY A 4 WEEK RECOVERY PERIOD Volume 1 MIN 313/023622 PERFLUOROOCTANESULFONYL FLUORIDE (POSF; T-7661.4) TOXICITY STUDY BY INHALATION ADMINISTRATION TO CD RATS FOR 13 WEEKS FOLLOWED BY A 4 WEEK RECOVERY PERIOD Volume 1 Sponsor BMU33SMMtuSNPiAlaCCd5.uieo5nln,r1gpt3eo23rr,2-a30t2e-22TE0o,-0x2ic,ology, Research Laboratory HAHPEWCENaluuocm2nnGoo8ttbnliiLlnnrb4eAigguHydddNrgSRyooeD,,nnos,.haLdiri,efe, Sciences Ltd., Report issued: 28 September 2005 Page 1 of 740 MIN 313/023622 CONTENTS Page CONTENTS......................................................................................................................................... 2 COMPLIANCE WITH GOOD LABORATORY PRACTICE...................................................... 4 QUALITY ASSURANCE STATEMENT....................................................................................... 5 CONTRIBUTING SCIENTISTS...................................................................................................... 6 SUMMARY......................................................................................................................................... 7 INTRODUCTION.............................................................................................................................. 9 EXPERIMENTAL PROCEDURE....................................................................................................

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

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Attachment 2 A & lltrlT lX CANCER PREVALENCE IN SUBJECTS EXPOSED TO ALKYLATED SUBSTANCES (PFAS) James Dahlgrsn M D', Ayman B Ibrahim M D1'2' 3, Ray Warshaw2, Karpreet Takhar MPH3 * i .

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