V p f ] P v O iL ftn D cp / 0 IQt 3 3 8EHQ-1209-16436J 89100000090 DuPont Haskell Global Centers for Health and Environmental Sciences 1090 Elkton Road, P.O.

Hur ser det ut i EU - vill man substituera eller gmma sig undan att "detta r ju lkemedel" Lif - finns ett stort intresse att komma bort frn PFAS, dels fr det brjar bli svrt med tillgngen till PFAS pga att DuPont (Chemours) och 3M brjar se sig om fr att g ifrn PFAS, pga. framtida skadestndskrav.

Does not contain TSCA CM Title: Analysis of Impurities i '(non-GLP study) Commissioned by: DuPont KK 1-8-1 Shimo-meguro, Meguro-ku, Tokyo 153-0064 Testing Facility: Kurume Laboratory Chemicals Evaluation and Research Institute, Japan (CERI) 19-14 Chuo-machi, Kurume-shi, Fukuoka Prefecture 830-0023 Purpose of Study: To determine the levels of impurities present i Schedule: Study began on: Test date: Study completed on: July 28, 2003 July 28, 2003 October 14, 2003 Personnel: Coordinator: Researcher: Yasuko MATSUNOBE, Testing Section 1 Tomohiko YOSEQDA Approval of Study Report: [signed] Yasuko MATSUNOBE Study Coordinator October 14, 2003 *Translator's Note: Spellings of personal names may need to be verified.

AR226-2650 ^ .t^ I 0 AR226-2650 ISC Modeling Methodology and Results Introduction This report summarizes dispersion modeling that was completed in support of interim updates to R13 permits 1953B and 2365C at the DuPont Washington Works site.

AR226-2641 AR226-2641 DuPont Modeling M ethodology and Results DRAFT Shimizu Site June 2003 About the Model I Industrial Source Complex Short Term 3 (ISCST3) I Sold/used globally, including in Japan http://www.phoenix-r.co.jp/products/products.htm I Input l Stack height, diameter I Flowrate, temperature I Mass of pollutant (kilogram per hour) I Local meteorological data (Shizouka 1997, 98, 99) 1 Output l Ambient air concentrations in ug/m3 I Max values and locations outside the property line Prevailing wind ai i i w i Facility Vapor reaches ground level 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 1 Dispersion parameters describe distribution of pollutant in lateral and vertical Shim izu M odeling Inputs Stack Param eters Source ID 2 3 4 Description Location Operations Beiahi. m Diameter, m Flowrate m3/hr Pre-scrubber exit for Tine powder Operates 24 hours scrubber (called *AC Scrubber* on mao) D Plant per day. 180 days per year 8 0.68 2400 Post-scrubber exit for fine powder Operates 24 hours scrubber (called `A C Scrubber* on per day. 180 days mao) D Plant per year Operates 24 hours 15 0.6 9600 E Plant: copolymer per day, 270 days D BC Scrubber plant for P F A and F E P per year 18.2 0.6 1620 M P-2 building: Operates 24 hours M P-2 scrubber copolymer type micro- per day, 200 days oowder per year 16.1 10.6 assumed 7500 / ' S7*----- ^ / (1) Given in email o f 4/17/03 from Hie etaka Hiromatsu: 600 s a mm square diameter.

Guy Parker Associate Director M: + 32 497 60 00 19 Linkedin I Twitter Acumen public affairs EU Transparency Register ID: 85679286747-21 From: Guy Parker Sent: Thursday, March 30, 2023 12:22 PM To: Miia.Hakkinen@tukes.fi; @tukes.fi; llona.Lundstrom@gov.fi Subject: Request for Meeting - PFAS REACH Restriction @tukes.fi; @tukes.fi; Dear Colleagues in Finland, I am reaching out on behalf of the Fluoropolymers Product Group (FPG), which represents Europe's leading fluoropolymer producers and experts (3M, AGC, Arkema, Chemours, Daikin Chemicals, DuPont, Gujarat Fluorochemicals, Honeywell, W.

DUPONT DE NEWOURS &COMPANY | NEWARK, DbvawARE: a| i Line gi i yo TTT i i a Lhe SE eB ~~ i g I Keath tstooir8t%y to rainbow i a {Sans gatidnedt)

Ohio 1.0-5.0 Dupont.

V p f ] P v O iL ftn D cp / 0 IQt 3 3 8EHQ-1209-16436J 89100000090 DuPont Haskell Global Centers for Health and Environmental Sciences 1090 Elkton Road, P.O.

sn | --_ Study No. 33619 2 `CompanySanitized.Doesnot containTSCACBI -- Title: AnalysisofImpurities Joc.r study) Commissioned by: DuPont KK 1-8-1 Shimo-meguro, Meguro-ku, Tokyo 153.0064 Testing Facility: ~~ Kurume Laboratory C1h9e-m14icCahluso-Emvaalcuhait,ioKnuraunmde-Rsehseia,rFcuhkIunostkiatuPter,efJeacptaunre(C3E0R-I0)023 Purpose of Study: Schedule: To determine the levels of impurities present J a--) Study began on: TSetsutdydactoem:pleted on: JJuullyy 2288,,22000033 October 14, 2003 Personnel: ReCsoeoradricnhaetror: YTaosmuokhoikMoAYTOSSUHNIODBAE," Testing Section 1 Approval of Study Report: [signed] Yasuko MATSUNOBE SOcttuodbyeCroo1r4,di2n0a0t3or ~~ --~ *Transato's Note: Spellings of personal namesmayned tobe verified.

@WWPS-A1.BaAILDUPONT.COBfl> on 09/14/99 To: cc: Subject: Roger JZinfel/AE/DuPont (C-8 EMPLOYee EXPOSURE/27-Jun-l 997The C-8 Charts You Wanted Date; Pri, 27 Tun 1997 15t28!

The DuPont Company, Haskell Laboratory for Health and Environmental Sciences, Newark, Delaware, USA Clariant GmbH, Salzbach, Germany Daikin Industries, Ltd., Osaka, Japan Asahi Glass Company, Ltd., Tokyo, Japan Atofina Chemicals, Philadelphia, Pennsylvania, USA, and Paris, France Covance Laboratories, Vienna, Virginia, USA WAbstract 8-2 Teiomer B Alcohol is a fluorinated chemical intermediate produced and used worldwide to manufacture specialty polymers and surfactants used to a) treat surfaces such as textiles to make them oil and water repellant and b) as a wetting and leveling agent in coatings and cleaning products, respectively.

Stadler The DuPont Company, Haskell Laboratory for Health and Environmental Sciences, Newark, Delaware, USA ylllJSA,bstract A fluoroaikylethyi urethane polymer, used as a carpet protectant, was evaluated for its oral subchronic toxicity and reproductive effects when administered to male and female rats by gavage at dosages ofO, 50, 250, or iOOO mg/lcg/day.

At 200 ng/L fortification of adapted bacterial culture from sludge, spike recoveries were 69-81% (DuPont EMSE Report No. 15-03, Accelerated Biodegradation of 8-2 telomer B alcohol).

*> i* AR226-2085 <ZIPFRWWPS-A1-BWAIL.DUPONT.COM> On 09/14/99 ) To: Roger J Zipfel/AE/DuPont cct Subject (C-8 EMPLOYEE EXP0SURE/27-Jun-199 7The C-8 Charts You Wanted Date: Fri, 27 Jun 1997 15:28:00 EDT Ftom: "ANTHONY J.