AR226-3106 H n tin g d o n V CONFIDENTIAL DPT 437/984087 i ACTIVATED SLUDGE - RESPIRATION INHIBITION TEST Sponsor Dupont Speciality Chemicals, Jackson Laboratory, Chambers Works, Deepwater, NJ 08023, USA.

Petit English Translation of Report Sum m ary for DuPont Chemical Solutions Enterprise 27-Jan-03 Company Sanitized.

AR226-3376 HASKELL LABORATORY Common Name: Ammonium Perfluorooctanoate (C-8) Chemical Name: Octanoic add, pentadecafluoro-, ammonium salt CAS Registry No.: 3825-26-1 Chemical Structure: 0 Physical Properties: CFa - CFz - CFz - CFz - CF2 - CFz - CFz - C- 0-^4 Form: Molecular Weight: Boiling Point: Melting Point: Density: White powder 431 Sublimes @110C Drinking Water Guideline (CEGw) lug/L General Toxicity Ammonium perfluorooctanoate (C-8) has moderate acute oral toxicity with an LD50 in rats of 470 mg/kg|b----Ul981b).

PFAS contaminated sites Over the years large scale pollution near PFAS production sites have been uncovered US: Dupont and 3M Italy: Miteni Ltd. and Solvay Netherlands: Chemours Belgium: 3M ...

The internal standards used were a dual labeled PFOS where two '*O molecules were included in the sulfonate group (intemal standard, >99% purity, synthesized by Research Triangle Institute, Research Triangle Park, NC) and a dual labeled PFOA molecule, where the carboxyl and alpha carbons were labeled with 'C stable isotope (greater than 97%, provided by DuPont, `Wilmington, DE).

AR226-3122 g a ttm ia * u v 5 a c E W j :i3 ^ g iw v s a ^ mr7BTn;p,'iiaBgT.gncnCTO T fa a y ^ j: CONFIDENTIAL DPT 429/984523/AC ACUTE ORAL TO XICITY TO THE RAT (FIXED DOSE M ETH O D) Sponsor DuPont Speciality Chemicals Jackson Laboratory Chambers Works Deepwater NJ 08023 USA Research Laboratory Huntingdon Life Sciences Ltd P.O.

AR226-3121 CONFIDENTIAL DPT 433/984485/AC acute derm al to xicity to the rat Sponsor DuPont Speciality Chemicals Jackson Laboratory Chambers Works Deepwater NJ 08023 USA Research Laboratory Huntingdon Life Sciences Ltd PO Box 2 Huntingdon Cambridgeshire PE18 6ES ENGLAND Report issued 5 May 1999 Page 1 of 16 ..

It could have threatened DuPont's telomere processes which are widely used and would have fallout on a very large fraction of their product line, unrelated to PFOS or AFFF.

BIOACCUMULATION (ANALYTICAL ONLY) TEST SUBSTANCE Identity: Perfluorooctanoiaccid,ammonium salt;may alsobe referredto as PFOA ammonium salt,Ammonium perfluorooctanoateF,C-1 16,FC-1 26, FC-169, or FC-143.

' Fluoropolymer is a general term used to describe a polymer which has fluorine a tt ached to the majority of carbon atoms which comprise the polymer chain backbone, e .g . polytetrafluoroethylene ( PTFE) and polyvinylidene fluoride ( PVDF) ; these are typically high molecular weight polymers used in high performance application s 2 http ://www .dupont .com/fluorointermediates/products/alcohols_ba .htm l February, 2006 2 000026 p. 4 PFCAs and Precursors: A Proposed Action Plan Current PFCA Activities under CEPA 1999 New Substance s The New Substances program assessed four new fluorotelomer based polymers in 2004 and concluded they are sources of perfluorinated carboxylic acids (PFCAs) with a range of carbon chain lengths .

8EHQ-0 9 - 1 6 4 7 8 1 89090000406 W B fc September 16, 2009 n o",'' i vt-csC 09 SEP \ B ^6*-09 DuPont Haskell Global Centers for Health and Environmental Sciences 1090 Elkton Road, P.O.

DRAFT MINUTES Meeting: Date & time: Place: Attendance Workplace FPP4EU Collaboration Platform workshop 15 June 2022; 10:00-15:30 (CEST) Hotel Thon EU, Rue de la Loi 75, 1000 Brussels, Belgium Virtual meeting via Microsoft Teams List of attending organisations on pages 7-9 Link to minutes and presentations are here 1.

AR226-3213 TRADE SECRET Study Title H-25134: Acute Eye Irritation/Corrosion Study in Rabbits Laboratory Project ID: DuPont-9104 TEST GUIDELINES: OECD Guidelines for Testing of Chemicals Section 4: Health Effects, No. 405 (1987) Commission Directive 92/69/EEC EEC Method B.5 (1992) AUTHOR: Carol Finlay, B.A.

Thiebaud English Translation of Report Summary for DuPont Chemical Solutions Enterprise 27-Jan-03 Company Sanitized.

For the food industry/ food contact work, | am attaching a couple of pdf documents that were publicly shared by DuPont comparing fluoropolymer coatings with ceramics. | am also attaching a powerpoint which shows some trade communications on the same topic. | hope you will find this useful on the topic of full life cycle comparisons for alternatives. 2.