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Certificate of Registration 9001:2015 MSP 9001:2015–MSP-ANAB-US (2.0) Page 1 of 2 Certificate of Registration of Quality Management System to ISO 9001:2015 The National Standards Authority of Ireland certifies that: Colorant Chromatics Ab Kroklundsvagen 346 AX-22 320 Odkarby Aland Finland has been assessed and deemed to comply with the requirements of the above standard in respect of the scope of operations given below: The Design, Manufacture and Sales of Fluoropolymer Color Concentrates and Compounds Additional sites covered under this multi-site certification are listed on the Annex (File No. 19.2540/C) Approved by: Geraldine LarkinChief Executive Officer Approved by: Lisa Greenleaf Operations Manager Registration Number: 19.2540/C Certification Granted: May 15, 1997 Effective Date: Oct 20, 2018 Expiry Date: Oct 19, 2021 National Standards Authority of Ireland, 20 Trafalgar Square, Nashua, New Hampshire, NH 03063, USA T +1 603 882 4412 9001:2015–MSP-ANAB-US (2.0) Page 2 of 2 Annex to Certificate Number: 19.2540/C Scope of Registration: The Design, Manufacture and Sales of Fluoropolymer Color Concentrates and Compounds Activity Location Central Management Group, Design, Manufacture Colorant Chromatics Kroklundsvagen 346 AX-22 320 Odkarby Aland Finland File No.: 19.2540/C Headquarters, Sales, Distribution Colorant Chromatics Europe B.V. Hastelweg 269 - 273 NL-5652 CV Eindhoven The Netherlands File No.: 19.2540/B Sales, Distribution Colorant GmbH Justus-Staudt-Strasse 1 Limburg-Offheim Germany 65555 File No.: 19.2540/A Design, Manufacture, Sales, Distribution Chromatics, Inc. 19 Francis J. Clarke Circle Bethel, CT 06801 USA File No.: 19.2540 Verified by: Operations Manager

Sloan will now be responsible for all aspects of the company's capital structure, cash management, insurance and capital markets transactions, as well as leading the internal Financial Planning and Analysis function. including senior manager of Assurance Services, and he later served as director of Accounting Operations at

LubriOne PEEK Solutions feature lighter weight, a self-lubricated formulation and excellent mechanical properties for an integrated metal-replacement solution that enables our customers to differentiate their products while reducing system costs,” said Engguan Soh, general manager, PolyOne Engineered Materials Asia. Media contact Jennifer Huang Marketing Communications Manager, Asia PolyOne Corporation +86 21 50802923 jennifer.huang@avient.com

PolyOne continues to introduce new polymer solutions and design services to help our customers innovate,” explained Holger Kronimus, vice president and general manager, Specialty Engineered Materials, Europe, at PolyOne. Media contact Matt Defosse Marketing Communications Manager, Europe PolyOne Corporation +49 6407-907-0386 matt.defosse@avient.com

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