Avient Announces First Quarter 2025 Results... Avient To Hold First Quarter 2025 Conference Call... Avient Announces Fourth Quarter and Full Year 2024 Results...

No. 0514.02) Revised 10/08/2019 Page 1 of 2 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2005 POLYMER DIAGNOSTICS INC. 33587 Walker Road Avon Lake, OH 44012 Ana De La Ree Phone: 440-930-3271 CHEMICAL Valid To: 2019年12月31日 Certificate Number: 0514.02 In recognition of the successful completion of the A2LA evaluation process, accreditation is granted to this laboratory to perform the following rubber and plastics tests: Test Description: Test Method or Standard: Analysis of Volatile Contaminants from Polymers (Chromatography) VDA 277 FTIR (Fourier Transform Infrared) Spectroscopy ASTM E1252 (Except 7.6, 11.2, and 11.4) Flammability Horizontal Burn of Self-Supporting Plastics ASTM D635; UL 94; IEC 60695-11-10 Horizontal Burn of Materials Used in Occupant Compartments of Motor Vehicles ASTM D5132; FMVSS 302 (49 CFR 571.302) Vertical Burn, 20 mm ASTM D3801; UL 94; IEC 60695-11-10 Vertical Burn, 125 mm ASTM D5048; UL 94; IEC 60695-11-20 Oxygen Index ASTM D2863 FT1 Flame Test UL1581, Clause 1060; UL2556/CSA C22.2 No 2556, Clause 9.3 Cable Flame Test UL1581, Clause 1061 VW1 Flame Test UL1581, Clause 1080; UL2556/CSA C22.2 No 2556, Clause 9.4 FT2/FH Flame Test UL1581, Clause 1100; UL2556/CSA C22.2 No 2556, Clause 9.1 FV-1 Flame Test UL1581, Clause 1060; UL2556/CSA C22.2 No 2556, Clause 9.5 Thin Material Burning Test UL-94 Glow Wire Test IEC 60695 2-10, 2-11, 2-12, 2-13 RVCM in PVC ASTM D4443 (A2LA Cert. No. 0514.02) Revised 10/08/2019 Page 2 of 2 Test Description: Test Method or Standard: Thermal Analysis DSC (Differential Scanning Calorimetry) ASTM D3418, E794, E1356 TGA (Thermogravimetric Analysis) ASTM E1131 Karl Fischer Moisture Content ASTM D6869 Phthalate Determination by CPSIA CPSC-CH-C1001-09.3 1 The Consumer Product Safety Improvement Act (CPSIA) requires that every children's product subject to a federal consumer product safety requirement be tested by a Consumer Product Safety Commission (CPSC) accepted laboratory for compliance with the applicable federal children's product safety requirements. This accreditation demonstrates technical competence for a defined scope and the operation of a laboratory quality management system (refer to joint ISO-ILAC-IAF Communiqué dated April 2017).

To support this, Avient’s medical-grade colorants and additives are manufactured at sites certified under GMP or ISO 13485-2016 standards. Additionally, Avient’s ISO 13485 manufacturing site in Singapore for its Mevopur™ formulations recently achieved ISO/IEC 17025 accreditation for Biological Evaluation of Medical Devices–Part 5: Tests for In-Vitro Cytotoxicity.  TPEs and specialty engineered polymers for auto-injector pens: offer excellent chemical and impact resistance, good self-lubrication functions, durability to extend product life and meet biocompatibility and food-contact safety regulations.

The Product Safety Code drives continual improvements in hazardous risk assessments, Safety Data Sheet (SDS) communications and chemical inventory management.   Avient’s Product Stewardship experts maintain GHS and other data related to the environmental, health and safety of our products in our product stewardship database. Through this data, we create safety data sheets (SDS), customer certification statements for appropriate use and recommend product safety improvements

Maxxam™ FR NHFR Flame Retardant Polyolefin Formulations: non-halogen flame-retardant polyolefins that are engineered to meet stringent flammability performance requirements up to UL 94 V0/5VA without the use of halogenated flame-retardant systems. About Avient Avient Announces First Quarter 2025 Results...

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The material science expertise and customization capabilities at Avient can help you use advanced and sustainable polymer solutions in your radiation-based and electro-medical equipment to boost and maintain performance, improve image clarity, withstand cracking and discoloration, and protect patients, healthcare workers, and sensitive electronics from exposure to harmful radiation. Flame-retardant formulations compliant with UL 94 flame rating

SURGICAL DEVICE MANUFACTURER H A N D L E H O U S I N G F O R L A P A R O S C O P I C S E A L E R • Excellent adhesion onto PC/ABS • Good aesthetics with soft touch • RoHS, REACH and FDA compliant • Enhanced ergonomics and functionality with improved soft grip • Met performance requirements for wear resistance and colorability • Customized a thermoplastic elastomer (TPE) solution and had with a faster sample response speed than competitor Versaflex™ Overmolding Formulation KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION GOOD BONDING + SOFT TOUCH LEARN MORE Copyright © 2022, Avient Corporation.

Page 1 of 5 https://abs.zertic.com https://abs.zertic.com ISO 14001:2015ISO 14001:2015 Certificate Of ConformanceCertificate Of Conformance ANNEXANNEX Certificate No: 65537 Avient CorporationAvient Corporation At the below facilities FACILITY NAMEFACILITY NAME FACILITY ACTIVITYFACILITY ACTIVITY ADDRESSADDRESS Avient Corporation Avon Lake Corporate Responsible Care Corporate Support Activities in Sr. Page 2 of 5 https://abs.zertic.com https://abs.zertic.com Avient Corporation Design and Manufacture of Colour and Additive Concentrates, Thermoplastic Resins and Specialty Compounds ul. Toluca 2000 Toluca Estado de México 50200 Mexico ISO 14001:2015ISO 14001:2015 Certificate Of ConformanceCertificate Of Conformance ANNEXANNEX Certificate No: 65537 Avient CorporationAvient Corporation At the below facilities FACILITY NAMEFACILITY NAME FACILITY ACTIVITYFACILITY ACTIVITY ADDRESSADDRESS Copyright as of the Effective Date, ABS Quality Evaluations, Inc.

You can be certain that Avient meets or exceeds the material safety data reporting requirements of your country or region. Through this data, we create safety data sheets, customer certification statements and product safety improvements. Last year we completed the pre-registration for Korea REACH (K-REACH).