P-1 "McCrea, Deborah" < m ccrea@ taftlaw .com > 12/14/2009 03:38 PM To NCIC O PPT@ EPA cc "Bilott, Robert A." < bilott@taftlaw.com> bcc Subject 12/14/2009 Letter To EPA Docket Center f i / L Z I G ' 3> 9 x l Taft/ Deborah McCrea / Legal Assistant Taft Stettinius & Hollister LLP 425 Walnut Street, Suite 1800 Cincinnati, Ohio 45202-3957 Tel: 513.381.2838 Fax: 513.381.0205 www.taftlaw.com / mccrea@taftlaw.com Internal Revenue Service Circular 230 Disclosure: As provided for in Treasury regulations, advice (if any) relating to federal taxes that is contained in this communication (including attachments) is not intended or written to be used, and cannot be used, for the purpose of (1) avoiding penalties under the Internal Revenue Code or (2) promoting, marketing or recommending to another party any transaction or matter addressed herein.

ok PP AR226_ 113] REVISED DRAFT HAZARD ASSESSMENT OF PERFLUOROOCTANOIC ACID AND ITS SALTS U.S.

Inputto the panel on the charge and related information was provided byth representativesofthe US EPA and DuPont.

SCpDeeocWiolatfnhdaDMnuikpss.ognVotac,nuMtdret.oVCAiaeiPrl (E(CMaU,nrandBiuaecnko,EfrnMArssonnwKmtoaernryzt,eailMorwM.soidS,eilMnirgn.g(RuCCraiomatpaeynsdtMerDe OKoauvndenrmasanna(nMNdiTcMhrEi.g,aKnaTRSmSap,theMurtU.nhViuavne)rk,sainM,en.M(rA.GruMm.boakrr(oUnnwmerestnytSoCcaensoaidnas.Me Perfluoroalkylated substances ~ Aquatic environmental assessment 5 000342 -------------------------------------- i | --_-- Pertluoroalkylated substances - Aquatic evronmentaassessment 6 000343 Summary GPeernfeuroarcalated substances (FFAS) i th collective name foar group of fpuroordiuncattieodn crhoeumtiecsafiosr,PnEcAlSu:diEnlgecotlroocmheemriscaalnfduoporlnyamteirosn. nThdereeamatesritawtoimoanjorThe pgPrrrooodduuupcct(tsst.eflToohmmeetrph.reoPdfuOrscSttFspr(foCrcofem,ssStOhce,oFns)etca1oiantndhefpmrooodsuntcmtipgoornrotupparno(tchepesrsocdcounactltaiieondnatnCeeFrtmheydleinaete fpoforrroedtlueeclctotimroeonrchpperrmooidcucecastlsielosun.orihTnahatetmoEonC.sFt5y:ii2meplFodrTetvaOnetn(Cfa.neFdr,e.oCnd1cHe,n0ubHme)btewreetehdne,tpbhreoawntcohseudbasntdance hStaranisght perfuoroakyl chains, whereas telomersation oly ied even near mBootnhomEeCFr-ipcrohdoumcats-paandymeeormce.rcso-hpaavyemfeourrcmaanjdopohorssphaofteapepeesar.ancCeo,ponlaymmeelrys. tbUhanestemdtahjoeonr3apc4rroycdlauotcmeepsraoonrfymPedEteAhcSai.cdreOidttahtoeersp,hiamapseoertothuaetntmhosesiutr cFpoApmSmlopfirnPoeEdfAuosSrcmiCoohnfemanipespteyathraearynecweire DuPont, Asahiges, Clariant, Dakin and Choa.

ExxonMobil Petroleum & Chemical BV (EMPC) Comments on Annex XV restriction report on per- and polyfluoroalkyl substances (PFAS) Fluoropolymer use in upstream, refining, and petrochemical manufacturing. 21 September 2023 Project No.: 0691418 Document details Document title Document subtitle Project No.

Electronically Served 9/22/2017 10:33 PM Hennepin County, MN 27-CV-10-28862 Filed in Fourth Judicial District Court 11/17/2017 7:31 PM Hennepin County, MN STATE OF MINNESOTA DISTRICT COURT FOR THE COUNTY OF HENNEPIN FOURTH JUDICIAL DISTRICT CIVIL ACTION NO. 27-CV-10-28862 STATE OF MINNESOTA, et al. v. 3M COMPANY EXPERT REPORT OF PHILIPPE GRANDJEAN, MD, DMSc PREPARED ON BEHALF OF PLAINTIFF STATE OF MINNESOTA 22 September, 2017 CONFIDENTIAL - SUBJECT TO A PROTECTIVE ORDER ENTERED IN HENNEPIN COUNTY DISTRICT COURT, NO. 27-CV-10-28862 27-CV-10-28862 Filed in Fourth Judicial District Court 11/17/2017 7:31 PM Hennepin County, MN TABLE OF CONTENTS I.

Electronically Served 9/22/2017 10:33 PM Hennepin County, MN 27-CV-10-28862 Filed in Fourth Judicial District Court 11/17/2017 7:31 PM Hennepin County, MN STATE OF MINNESOTA DISTRICT COURT FOR THE COUNTY OF HENNEPIN FOURTH JUDICIAL DISTRICT CIVIL ACTION NO. 27-CV-10-28862 STATE OF MINNESOTA, et al. v. 3M COMPANY EXPERT REPORT OF PHILIPPE GRANDJEAN, MD, DMSc _________________________ PREPARED ON BEHALF OF PLAINTIFF STATE OF MINNESOTA 22 September, 2017 CONFIDENTIAL - SUBJECT TO A PROTECTIVE ORDER ENTERED IN HENNEPIN COUNTY DISTRICT COURT, NO. 27-CV-10-28862 27-CV-10-28862 Filed in Fourth Judicial District Court 11/17/2017 7:31 PM Hennepin County, MN TABLE OF CONTENTS I.

Workers at the DuPont Plant In addition, 4391 past and current workers at the Washington Works plant were interviewed by the Science Panel.

BBR84111 acc. to O ECD-Guideline No. 209____________________________________ Project-No. 020109CK 2 Characterisation data of the test item TEST ITEM 1-Decanol, 3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-heptadecafluoro- Batch Number P00/001 CAS RN 678-39-7 Chemical characterization 3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-heptadecafluorodecane-1-ol (EINECS) Purity C8-perfluoroalkylethanol: 99.3 % (ala), sum perfluoroalkylethanol 99.9 % (ala) Appearance Yellowish solid wax W ater solubility 134 pg/L at 12 degree C, Std 29 pg/L, n=8 (DuPont, 2002) 137 pg/L at 25 degree C, Std 53 pg/L, n=17 (DuPont, 2002) Stability in water Stable at test conditions Density Ca. 1.7 g/cm 3 Expiry date Recommended storage Storage at testing facility Retention Identification parameter at testing facility Unlimited if stored under the recommended conditions.

v>EPA United States E n viro n m en t Agency Emerging Contaminants - Perfluorooctane Sulfonate (PFOS) and Perfluorooctanoic Acid (PFOA) March 2014 United States Environmental Protection Agency jction An "emerging contaminant" is a chemical or material that is characterized by a perceived, potential, or real threat to human health or the environment or by a lack of published health standards.

Submitted on 20th July 2023 HEAL response to the public consultation on the universal PFAS (uPFAS) restriction Introduction: HEAL thanks the authorities of Germany, Denmark, the Netherlands, Norway, and Sweden for their proposal for a restriction on per- and polyfluoroalkyl substances (PFASs) and supports its unprecedented broad and comprehensive scope.

TM TL 5; " CR EL {Te " Handling 1 [1] '* FLUOROPOLYMER RESINS |" RIC RTT ---------------------------------------------- d`Ceotnasiullstotfhperfooplelrowhianngdilnifnogramnatdiuosneoinffifrleueomreorpgoelnycmieerss ainndthoitshGeuriedem.ergQeunecsiteiso.nsBaebsouurteptroorpeevrieuwstehoef fluoropolymer resins should be directed to the resin supplier.

DuPont Specialty Chemicals I.

Introduction - C8 Science Panel and the Probable Link reports Introduction - C8 Science Panel and the Probable Link reports IInn FFeebbrruuaarryy 22000055,, tthhee WWeesstt VViirrggiinniiaa Circuit Circuit Court Court approved approved a a class class action action Settlement Settlement AAggrreeeemmeenntt iinnaalalawwsusiutit aabboouutt rreelleeaasseess ooff aa cchheemmiiccaall known known as as C8, C8, of or PFOA, PFOA, fom from DuPont's DuPont's WWaasshhiinnggttoonn WWoorrkkss ffaacciillittyy llooccaatteedd iinn WWoooodd CCoouunnttyy,, West West Virginia.

Excretion of radiolabeled PFOA was studied in four species by Dupont in 1988.