Validity of this certificate may be confirmed at www.abs-qe.com/cert_validation. F-27, MIDC, Ranjangaon, Shirur, Pune, Maharashtra 412 220 India ISO 14001:2015 The Environmental Management System is applicable to: Certificate No: 55688 Certification Date: 15 March 2017 Effective Date: 09 March 2023 Expiration Date: 14 March 2026 Revision Date: 21 March 2023 Dominic Townsend, President DESIGN MANUFACTURE OF COLOR MASTER BATCHES, ADDITIVES CONCENTRATES AND SPECIALTY COMPOUNDS This certificate may be found on the ABS QE Website (www.abs-qe.com). For certificates issued in the People's Republic of China information may also be verified on the CNCA website (www.cnca.gov.cn).

Validity of this certificate may be confirmed at www.abs-qe.com/cert_validation. F-27, MIDC, Ranjangaon, Shirur, Pune, Maharashtra 412 220 India ISO 45001:2018 The Occupational Health and Safety Management is applicable to: Certificate No: 55689 Certification Date: 15 March 2017 Effective Date: 09 March 2023 Expiration Date: 14 March 2026 Revision Date: 15 March 2023 Dominic Townsend, President DESIGN MANUFACTURE OF COLOR MASTER BATCHES, ADDITIVES CONCENTRATES AND SPECIALTY COMPOUNDS. This certificate may be found on the ABS QE Website (www.abs-qe.com).

Validity of this certificate may be confirmed at www.abs-qe.com/cert_validation. F-27, MIDC, Ranjangaon, Shirur Pune, Maharashtra 412 220 India ISO 9001:2015 The Quality Management System is applicable to: Certificate No: 51482 Certification Date: 08 April 2015 Effective Date: 03 March 2021 Expiration Date: 07 April 2024 Revision Date: 08 March 2021 Dominic Townsend, President THE DESIGN AND MANUFACTURE OF COLOR, ADDITIVE CONCERTRATES AND SPECIALITY COMPOUNDS This certificate may be found on the ABS QE Website (www.abs-qe.com). For certificates issued in the People's Republic of China information may also be verified on the CNCA website (www.cnca.gov.cn).

Homepage // News Center // Halal Certification Expands for Avient’s Colorants and Additives Produced at Indonesia Site Avient Obtains Halal Certification Expansion to Include its Colorants and Additives Produced at the Tangerang, Indonesia Facility. This expands the Halal certification already obtained for Remafin™, Renol™, Cesa™, Hiformer™, and Omnicolor™ brands since 2019.  

Certification was granted by an independent, third-party auditor, based on In order to receive certification, an ACC member or Partner company must demonstrate conformance to the Responsible Care Management System's comprehensive set of EHS&S requirements, which are validated through an independent, third-party audit process. View original content:http://www.prnewswire.com/news-releases/polyone-achieves-responsible-care-certification-by-american-chemistry-council-300577923.html

Quality Management System Certificate of Approval This is to certify that the QMS of Avient Saudi Industries Co. Limited PO Box 2137, Jeddah 22758 Saudi Arabia Has been assessed and found to meet the requirements of ISO 9001:2015 This certificate is valid for the following scope of operations: Production and Supply of Color and Additive Master Batches Authorised by: Stan Wright Director Date of Certificate Issue: 17 October 2022 Certificate Valid Until: 29 September 2025 Recertification audit before 30 August 2025. This certificate is the property of SN Registrars (Holdings) Limited and remains valid subject to satisfactory annual Surveillance audits.

Environmental Management System Certificate of Approval This is to certify that the EMS of Avient Saudi Industries Co. Limited PO Box 2137, Jeddah 22758 Saudi Arabia Has been assessed and found to meet the requirements of ISO 14001:2015 This certificate is valid for the following scope of operations: Production and Supply of Color and Additive Master Batches Authorised by: Stan Wright Director Date of Certificate Issue: 20 December 2022 Certificate Valid Until: 19 December 2025 Recertification audit before 20 November 2025. This certificate is the property of SN Registrars (Holdings) Limited and remains valid subject to satisfactory annual Surveillance audits.

China TEL: +86 21 32799000 Zhu Hai Ming Management Representative Lack of fulfilment of conditions as set out in the Certification Agreement may render this Certificate invalid. ACCREDITED UNIT: DNV Business Assurance B.V., Zwolseweg 1, 2994 LB, Barendrecht, Netherlands - TEL: +31(0)102922689. www.dnv.com/assurance Certificate No: 2997-2006-AQ-RGC-RvA Initial certification date: 08 June, 2006 Valid: 11 April, 2022 – 11 April, 2025 This is to certify that the management system of Polyone - Suzhou, China EM Sector, 77 Shenggang Street, Suzhou Industrial Park, Suzhou, Jiangsu, China, 215024 and the sites as mentioned in the appendix accompanying this certificate has been found to conform to the Quality Management System standard: GB/T 19001-2016/ISO 9001:2015 This certificate is valid for the following scope: Design and Manufacture of Plastic Compounding Material Certificate No: 2997-2006-AQ-RGC-RvA Place and date: Shanghai, 27 April, 2022 Lack of fulfilment of conditions as set out in the Certification Agreement may render this Certificate invalid. ACCREDITED UNIT: DNV Business Assurance B.V., Zwolseweg 1, 2994 LB, Barendrecht, Netherlands - TEL: +31(0)102922689. www.dnv.com/assurance Page 2 of 2 Appendix to Certificate Polyone - Suzhou, China Locations included in the certification are as follows: Site Name Site Address Site Scope PolyOne Management (Shanghai) Co., Ltd.

China has been assessed and certified as meeting the requirements of 麟 ISO 13485:2016 EN ISO 13485:2016 ’骥鑫馨瓤） For the foiowing actratEes Design and manufacture of medical grade thermoplastic elastomers for non-active medical devices and active medical devices 遴；舞蒸；撇蒸 (non-implantable) ：护、：：于b入沙黔娜；舞睡莎：器器舞蟒檬非拟拐称群亘爸竺舀‘。 5‘冲」之七乃竿月 rf』J枯：“号淤，石 「3 ;:;This certificate is valid from 20 February 2021 until 19 February 2024 S SGSGS and remains valid subject to satisfactor y surveillance audits Re certification audit due before 6 January 2024 Issue 6.

DIN EN ISO 105-B06 DIN EN ISO 105-C04 DIN EN ISO 105-P02 DIN EN ISO 105-X12