The resulting custom-formulated grades of GLS™ Dynalloy™ OBC and Versaflex™ TPE allowed the manufacturer to switch to a two-shot molding process that eliminated the time-consuming and costly assembly operations needed for the old part. Reduced assembly costs: Switching to Dynalloy™ OBC and Versaflex™ TPE allowed the introduction of two-shot molding, which eliminated a multi-component assembly process.

José Garibaldi 2401 1832 Lomas de Zamora Argentina Avient Austria GmbH Administration Alfred Feierfeilstraße 3 2380 Perchtoldsdorf Austria Avient Colorants Belgium SA Site management, CSD – Customer Services, Manufacture, Laboratory, Supply Chain Management, Maintenance, Infrastructure, Warehouse and Transport Parc Scientifique Fleming, Fond Jean Pâques 1 1348 Louvain-la-Neuve Belgium Avient Colorants Brasil Ltda. Administration, Site management, Manufacture, Laboratory, Procurement, Maintenance, Infrastructure, Warehouse and Transport 27 Avenida 34–11, Zona 12 1012 Parque Global Guatemala PolyOne Polymers India Private Limited Administration, Site management, Manufacture, Laboratory, Procurement, Maintenance, Infrastructure, Warehouse, Transport and Waste Water Treatment WA-6 Renaissance Industrial & Warehousing Complex, Vashere Maharashtra 400607 India PolyOne Polymers India Private Limited Administration, Site management, Manufacture, Laboratory, Procurement, Maintenance, Infrastructure, Warehouse, Transport and Waste Water Treatment Survey No. 344 / 1–3 Sakarda Bhadarwa Road Taluka Savli Vadodara District 39178 India PolyOne Polymers India Private Limited Administration, Site management, Manufacture, Laboratory, Procurement, Maintenance, Infrastructure, Warehouse, Transport and Waste Water Treatment Shed No 18–22, GIDC Estate Kalol Gujarat 389330 India Copyright as of the Effective Date, ABS Quality Evaluations, Inc. Kalisabi No. 1, Kec.

reSound™ OM TPEs

reSound™ OM TPEs

MSC Certificate Place and date: For the issuing office: Høvik, 23 January 2025 DNV Product Assurance AS Veritasveien 1, 1363 Høvik, Norway Cecilie Gudesen Torp Management Representative Lack of fulfilment of conditions as set out in the Certification Agreement may render this Certificate invalid. ICP-4-5-i5-ISO13485-f1 rev2 ACCREDITED UNIT: DNV Product Assurance AS, Veritasveien 1, 1363 Høvik, Norway - TEL: +47 67 57 99 00. www.dnv.com MANAGEMENT SYSTEM CERTIFICATE Certificate no.: 240625-2017-AQ-RGC-NA-PS Initial certification date: 14 September 2017 Valid: 08 February 2025 – 07 February 2028 This is to certify that the management system of PolyOne-Shanghai, China 88 Guoshoujing Road, Z.J.Hi-Tech Park, Pudong Shanghai, China (Unicode: 91310000607342402D) has been found to conform to the Quality Management System standard: ISO 13485:2016 This certificate is valid for the following scope: Design, Manufacture, Sales and Distribution of Medical Colour and Additive Concentrates Used for the Plastic Parts of Medical Devices http://www.dnv.com

1. Thermoplastic Elastomers: GLS™ Versaflex™

As u nie die bedoelde ontvanger is nie moet u asseblief die ColorMatrix persoon, wie hierdie e-pos aan u gestuur het, verwittig en die boodskap en enige aanhangsels dadelik verwyder sonder om dit te kopieer of te versuim dit te verklaar. Mocht u niet de bedoelde ontvanger zijn, dan verzoeken wij u om de zender bij ColorMatrix in te lichten en het bericht met de bijlagen onmiddellijk te wissen, zonder deze te kopiëren of te onthullen. Om detta meddelande inte är avsett för dig var god meddela den person på ColorMatrix som skickade detta e-postmeddelande och radera omedelbart meddelandet och eventuella kopior utan att kopiera dem eller avslöja innehållet för utomstående.

It’s in this spirit that we joined legacy PolyOne and the Clariant Masterbatch business, two complementary businesses, and formed a new one that we’ve named Avient. We are better together through: Keeping Safety First — PolyOne and Clariant are both ACC Responsible Care® companies, and nothing is more important than the health, safety and well-being of our people. Leading in Sustainability — PolyOne and Clariant are both founding members of the Alliance to End Plastic Waste, and we are committed to meeting the needs of the present without compromising the ability of future generations to do the same.

It’s in this spirit that we joined legacy PolyOne and the Clariant Color business, two complementary businesses, and formed a new one that we’ve named Avient. We are better together through: Keeping Safety First — PolyOne and Clariant are both ACC Responsible Care® companies, and nothing is more important than the health, safety and well-being of our people. Leading in Sustainability — PolyOne and Clariant are both founding members of the Alliance to End Plastic Waste, and we are committed to meeting the needs of the present without compromising the ability of future generations to do the same.

Zwolseweg 1, 2994 LB, Barendrecht, Netherlands. TEL:+31(0)102922689. www.dnvgl.com/assurance Certificate No: 1614-2000-AE-RGC-RvA Initial certification date: 23 May, 2000 Valid: 23 May, 2021 – 23 May, 2024 This is to certify that the management system of PolyOne-Shanghai, China No. 88, Guo Shou Jing Road, Z.