AR226-1433 DR.U.NOACK-LABORATORIUM FR ANGEWANDTE BIOLOGIE 1-Decanol, 3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10heptadecafluoro- Terrestrial Plants Toxicity, Seedling Emergence according to OECD Guideline 208 (Draft July 2000) Sponsor Telomer Research Project ASAHI GLASS CLARIANT DAIKIN INDUSTRIES LTD DUPONT RECEIVED OPPT NCIC 2003 July 18 1:09PM Author Silke Fiebig Test Facility DR.U.NOACK-LABORATORIUM FR ANGEWANDTE BIOLOGIE Kthe-Paulus-Str. 1 D-31157 Sarstedt Laboratory Project ID Project-No. 020719CK Study-No.

Food contact requirements apply to only some end uses, but DuPont has traditionally not restricted any of the fluorocarbon resins from food contact.

Zonyl FSA was purchased from DuPont (Aldrich, Milwaukie, W l) prior to 2012.

H IM -. 3X20 462 DR.U.NOACK-LABORATORIUM FR ANGEWANDTE BIOLOGIE 3&20 Terrestrial Plants Toxicity, Seedling Emergence according to OECD Guideline 208 (Draft July 2000) 9 Sponsor Asahi Glass" Clariant Daikin Industries Ltd Dupont Author Silke Fiebig Test Facility Dr .U .N o ack-Laboratoriu m FOR ANGEWANDTE BIOLOGIE Kthe-Paulus-Str. 1 D-31157 Sarstedt Laboratory Project ID P ro ject-N o |M H H M Study-No.

Comments Regarding the Health Effects Documents for Perfluorooctanoic Acid (PFOA) and Perfluorooctane Sulfonate (PFOS) Prepared on behalf of 3M I-94 and McKnight Road St.

(dba Exygen Research) (Exygen) from DuPont Corporation.

Zonyl FSA was purchased from DuPont (Aldrich, Milwaukie, W l) prior to 2012.

AR226-2677 67 AR226-2677 DRL PROJECT ANNUAL C8 SAMPLING 1997 ANNUAL C8 SAMPLING 1997 ANNUAL C8 SAMPLING 1997 ANNUAL C8 SAMPLING 1997 ANNUAL C8 SAMPLING 1997 ANNUAL C8 SAMPLING 1997 ANNUAL C8 SAMPLING 1997 ANNUAL C8 SAMPLING 1997 ANNUAL C8 SAMPLING 1997 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1998 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 1999 ANNUAL C8 SAMPLING 2000 ANNUAL C8 SAMPLING 2000 ANNUAL C8 SAMPLING 2000 ANNUAL C8 SAMPLING 2000 ANNUAL C8 SAMPLING 2000 ANNUAL C8 SAMPLING 2000 ANNUAL C8 SAMPLING 2000 ANNUAL C8 SAMPLING 2000 ANNUAL C8 SAMPLING 2000 ANNUAL C8 SAMPLING 2000 ANNUAL C8 SAMPLING 2000 SRCNAME DRLEACHATE DRMW12 DRMW12A DRMW13 DRMW13A DRMW14 DRMW6 DRMW6A TRIP BLANKS DRLEACHATE DRMW12 DRMW12A DRMW12B DRMW13 DRMW13A DRMW14 DRMW6A OUTLET 001 PROPERTY BOUNDARY STREAM SAMPLING POINT#1 STREAM SAMPLING POINT#2 DRLEACHATE DRMW12 DRMW12A DRMW12B DRMW13 DRMW13A DRMW14 DRMW15 DRMW6A OUTLET 001' PROPERTY BOUNDARY STREAM SAMPLING POINT#1 STREAM SAMPLING POINT#2 DRLEACHATE DRMW12 DRMW12A DRMW12B DRMW13 DRMW13A DRMW14 DRMW15 DRMW6A OUTLET 001 PROPERTY BOUNDARY THEME Other liquid Groundwater Groundwater Groundwater Groundwater Groundwater Groundwater Groundwater Blank Water Other liquid Groundwater Groundwater Groundwater Groundwater Groundwater Groundwater Groundwater Other liquid Other liquid Other liquid Other liquid Other liquid Groundwater Groundwater Groundwater Groundwater Groundwater Groundwater Groundwater Groundwater Other liquid Other liquid Other liquid Other liquid Other liquid Groundwater Groundwater Groundwater Groundwater Groundwater Groundwater Groundwater Groundwater Other liquid Other liquid DATESMPL 7/22/1997 7/22/1997 7/22/1997 7/22/1997 7/22/1997 7/21/1997 7/22/1997 7/22/1997 7/22/1997 5/19/1998 5/26/1998 5/26/1998 6/16/1998 5/26/1998 5/26/1998 6/16/1998 5/26/1998 5/19/1998 7/14/1998 5/19/1998 5/19/1998 12/29/1999 7/21/1999 7/21/1999 7/21/1999 7/21/1999 7/21/1999 7/21/1999 7/21/1999 7/21/1999 12/29/1999 12/29/1999 12/29/1999 12/29/1999 10/3/2000 7/19/2000 7/19/2000 7/20/2000 7/20/2000 7/20/2000 7/20/2000 7/20/2000 7/20/2000 10/3/2000 10/3/2000 SMPLT FS FS FS FS FS FS FS FS TB FS FS FS FS FS FS FS FS FS FS FS FS FS FS FS FS FS FS FS FS FS FS FS FS FS FS FS FS FS FS FS FS FS FS FS FS SAMPLEJMUMBER WWK-DRLEACHATE WWK-DRMW-12 WWK-DRMW-12A WWK-DRMW-13 WWK-DRMW-13A WWK-DRMW-14 WWK-DRMW-6 WWK-DRMW-6A WWK-TRIP BLANK LEACHATE WWK-DRMW-12 WWK-DRMW-12A WWK-DRMW-12B WWK-DRMW-13 WWK-DRMW-13A WWK-DRMW-14 WWK-DRMW-6A 001 OUTLET PROPERTY LINE STREAM I STREAM II WWK-LEACHATE WWK-G-DR-MW-12 WWK-G-DR-MW-12A WWK-G-DR-MW-12B WWK-G-DR-MW-13 WWK-G-DR-MW-13A WWK-G-DR-MW-14 WWK-G-DR-MW-15 WWK-G-DR-MW-6A WWK-001_OUTLET WWK-PROPERTY_BOUNDARY WWK-STREAM_#1 WWK-STREAM_#2 DRL-Z-LEACHATE-UPPER_POND_INLE DRL-G-MW-12 DRL-G-MW-12A DRL-G-MW-12B DRL-G-MW-13 DRL-G-MW-13A DRL-G-MW-14 DRL-G-MW-15 DRL-G-MW-6A DRL-Z-001_OUTLET DRL-Z-PROPERTY BOUNDARY TOP C8 results Envista 111104-xls Page-l ^^a^^^^^TOSffi%^KSi^^ffi^a^K?

PFOA was plant in Cottage Grove, Minnesota, and sold to customers like DuPont for use in its Teflon brand of non-stick coatings.

AEROSPACE] INDUSTRIES ASSOCIATION Impact of the Proposed EU REACH PFAS Restriction on the Aerospace and Defense Sector AIA Chemical Subcommittee September, 2023 Aerospace Industries Association of America, Inc. 1000 Wilson Boulevard, Suite 1700 I Arlington, VA 22209-3928 l www.aia-aerospace.org Contents 1 General Comments 3 1.0 Introduction and Summary 3 1.1 Information on PFAS uses in the aerospace and defense sector 4 1.2 Risk of obsolescence and disruption of A&D supply chains 5 1.3 Difficulty identifying PFAS 5 1.4 Appropriateness of Regulating All PFAS Identically 7 1.5 Fluoropolymers Are of Low Concern 7 1.6 Uses and Sub-uses: 8 1.7 Alternatives and Substitution Timelines 14 1.8 Socio economic analysis (SEA) issues 17 1.9 Sectors 19 1.10 Emissions and Recycling in the End of Life Phase 20 1.11 Proposed derogations 20 1.12 Potential Derogations Marked for Reconsideration 21 2 Aerospace PFAS Use Examples 23 2.1 Fire Suppressing Agents 23 2.2 Hydraulic fluid 28 2.3 Coatings -- Organic finishes 30 2.4 Seals 37 2.5 Wires, Cables and Optical Fibers 39 2.6 Refrigerants 41 2.7 Solvents, Cleaners 42 2.8 Composite Processing Applications 44 Appendix A: GCCA White Paper 47 Aerospace Industries Association of America, Inc. 1000 Wilson Boulevard, Suite 1700 I Arlington, VA 22209-3928 l www.aia-aerospace.org 1 General Comments 1.0 Introduction and Summary Founded in 1919, AIA is the premier trade association representing over 320 major aerospace and defense manufacturers and suppliers and more than 2.2 million employees.

DuPont Project: APFO Analysis (FAY) Fayetteville, NC Sampling 11/05 LBIO-65332 7035-504461-772000 Release STL 17459 Lot#: D5K230384 cn Michael Aucoin ADQM AP Services, CRG DuPont Barley Mill Plaza Bldg 27 Lancaster Pike & Route 141 Wilmington, DE 19805 Severn Trent Laboratories, Inc.

VGearooPAr.sLaen,tWD, MPH an CorporateMedia Diectr MedialDeparment StGoPair, tiNut5d5i1n4g-10020200-06108 5651173307960936OFf3uc cleyommmoom April 28,2014 Attention Docket Number EPA-HQ-OW-2014-0138 The 3M Company appreciates the opportunity to submit comments on the draft "Health Effects Document for Perfluorooctane Sulfonate (PFOS)".

September 24, 2023 Non-confidential comments for Annex XV restriction report: Non-health (environmental) socioeconomic costs linked to PFAS exposure Dear Madame or Sir, We welcome the opportunity to provide input on the restriction proposal regarding per- and polyfluoroalkyl substances (PFAS).

In addition,different water district are Known to have differcat levelsof contamination, largely dueto distance from the plant (Steenland etal. 2009), `We first excluded individuals who had aselfreported history of employment by DuPont because oflikely high exposure levels at the chemical plant (5%).

Appearance W ater solubility Stability in water Density Yellowish solid wax 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) Stable at test conditions Ca. 1.7g/cm3 Expiry date Recommended storage Storage at testing facility Retention Identification parameter at testing facility Unlimited if stored under the recommended conditions.