LETTERS TO NATURE allowing for the van der Waals radii of the attached hydrogens, the `free space' dimension of the channel in this direction (left to right in Fig. 2A) is close to 20 A.

Comment on Proposed Restriction of PFAS Aug 25, 2023 Japan Valve Manufactures' Association (JVMA) Japan Valve Manufacturers Association (JVMA) appreciates the opportunity to provide comments to the PFAS restriction proposal. 1.

Experiment No.: Conducted At: Dates Conducted: Conducted By: Reviewed By: Primary Skin Irritation Test with T-3493 in Albino Rabbits F(-F.EE[B31,-11934 NLJ 0884EB0009 Safety Evaluation Laboratory Riker Laboratories, Inc.

PFAS-Containing Lubricants Used in Semiconductor Manufacturing Semiconductor PFAS Consortium Lubricants Working Group May 18, 2023 Acknowledgments: The PFAS Consortium would like to acknowledge the contributions of the Semiconductor PFAS Consortium Lubricants and Pump Fluids Technical Working Group for their efforts to compile this information.

TEGA feedback and concerns on the proposed PFAS restriction GH TEGA as one of the leading refrigerant distributors in Europe i fully committed to minimizing release of fluorinated gases to the enviranmentbycontinuously investing in circular economy for refigerants, including those refrigerants that are themselves or contain PFAS.

BIODEGRADATION (BOD/CODITOC) TEST SUBSTANCE Identity:Perfluorooctanesulfonylamido(ethyl)acetmaatye;alsobe referredtoas PFOSAA, FC-128 oras the major component of FC-127 or FC-129.

CORNINGHazleton MUTAGENICITY TEST ON T-6342 IN AN IN VIVO MOUSE MICRONUCLEUS ASSAY FINAL REPORT AUTHOR HemalathaMurli,Ph.D.

CorporatOeccupationMaeldicine 3M CenterB,uildin2g20-3W-05 St.PaulN,lN55144-1000 651'3/'j4230Telephone 6517339066Fax 6.

Description of PFAS use in application Position of PFAS in product Example Coil: 9/21/2023 Confidential EGO information for internal use only, subject to NDA. 1

Submission Consultation on the Annex XV restriction report on the restriction on the manufacture, placing on the market and use of PFASs CHEM Trust general comments and additional supporting evidence September 2023 General comments CHEM Trust would like to thank the authorities from Denmark, Germany, the Netherlands, Norway, and Sweden for preparing this comprehensive restriction proposal.

MICROBICS MICROTOX@ TOXICITY TEST TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may also be referredtoas PFOS, FC-95, or as a component of FC-603EF. (1Octanesulfoniaccid)(CAS # 2795-39-3).

BIODEGRADATION (BOD/COD) TEST SUBSTANCE Identity:A mixturecontainingperfluorooctanesulfonatweh,ich may alsobe referredtoas PFOS, FC-95, or as a component ofFC-780. (1Octanesulfoniaccid)(CAS # 2795-39-3).

Aug 1, 2023 Comment on Proposed Restriction of PFAS Japan Valve Manufacturers' Association (JVMA) Japan Valve Manufacturers' Association (JVMA) appreciates the opportunity to provide comments to the PFAS restriction proposal. 1.

COVAW'C-E-'-*'\ THE DEVELOPMENT SERVICES COMPANY Sponsor: 3M St.Paul,Ntinnesota FINAL REPORT Study Title: 13-Week DietaryToxicityStudywithN-Methyl Perfluorooctanesulfonamido Ethanol(N-MeFOSE, T-6314)inRats Author: PeterJ.Thomford, PhD Study Completion Date: June 30,2000 PerformingLaboratory: Covance LaboratoriesInc. 3301 Kinsman Boulevard Madison,Wisconsin 53704-2595 LaboratoryStudy Identification: Covance 6329-225 Sponsor Study Identification: StudyNo. 3M T-6314.1 Page I of560 QUALITY ASSURANCE STATEmyNT Covance 6329-225 3M T-6314.1 Thisreport,withtheexceptionofAppendix 7,hasbeenreviewedby theQuality Assurance Unit of Covance LaboratoriesInc.

oro ~ i ~ praz6 - HH07 i" 000152 | } ~ Exygen, d Ri ARa%6-- 3407 \ TITLE HodofAoki fieDerm ofPectin cd (PFOA) Se \ AutHoR \ `EmilyDecker N\ DATEISSUED | \ January8, 2004 | \\ SPONSOR | `Haskell \Baboratoryafposor HiBealathxse o& Ens viroomental Sciences.