If Buyer has a dispute with respect to an invoice, Buyer must notify Seller within seven (7) business days after the date of invoice. Any times or dates for delivery communicated by Seller (including those contained in Seller’s order confirmation) are estimates only and are not terms of the sale. Unless Seller and Buyer have expressly agreed to a firm delivery date term in writing signed by both parties, delay in delivery of any Products shall not relieve Buyer of its obligation to accept delivery thereof.

If Buyer has a dispute with respect to an invoice, Buyer must notify Seller within seven (7) business days after the date of invoice. Any times or dates for delivery communicated by Seller (including those contained in Seller’s order confirmation) are estimates only and are not terms of the sale. Unless Seller and Buyer have expressly agreed to a firm delivery date term in a single writing signed by both parties, delay in delivery of any Products shall not relieve Buyer of its obligation to accept delivery thereof.

If Buyer has a dispute with respect to an invoice, Buyer must notify Seller within seven (7) business days after the date of invoice. Any times or dates for delivery communicated by Seller (including those contained in Seller’s order confirmation) are estimates only and are not terms of the sale. Unless Seller and Buyer have expressly agreed to a firm delivery date term in a single writing signed by both parties, delay in delivery of any Products shall not relieve Buyer of its obligation to accept delivery thereof.

This is to certify that the Environmental Management System of: Avient Corporation HQ 33587 Walker Road The Environmental Management System is applicable to: Certificate No: 65537 Certification Date: 29 September 2023 Effective Date: 22 March 2024 Expiration Date: 27 September 2026 Revision Date: 22 March 2024 Dominic Townsend, President CORPORATE SUPPORT ACTIVITIES, DESIGN, MANUFACTURE AND DISTRIBUTION OF COLOUR AND ADDITIVE CONCENTRATES, THERMOPLASTIC RESINS AND PELLETS, SPECIALTY COMPOUNDS AND COLORANTS.

Newlin: Chairman, President and Chief Executive Officer, February 2006 to date. Kahler: Senior Vice President, Chief Commercial Officer, January 2010 to date. Sales for this segment were $597.4 million since the date of acquisition.

Newlin: Executive Chairman, May 2014 to date. Patterson: President and Chief Executive Officer, May 2014 to date. Crist: Senior Vice President, President of Distribution, June 2014 to date.

This is to certify that the Quality Management System of: Avient Corporation - Avon Lake 33587 Walker Road Avon Lake, OH 44012 The Quality Management System is applicable to: Certificate No: 65799 Certification Date: 01 October 2020 Effective Date: 25 September 2023 Expiration Date: 30 September 2026 Revision Date: 26 September 2023 Dominic Townsend, President DESIGN AND MANUFACTURE OF COLOUR AND ADDITIVE CONCENTRATES, THERMOPLASTIC RESINS AND SPECIALTY COMPOUNDS This certificate may be found on the ABS QE Website (www.abs-qe.com).

Unless otherwise agreed, prices are net, excluding transport and taxes, on the basis of the rates communicated to Buyer on the date the order is placed. 4. If Buyer has a dispute with respect to an invoice, Buyer must notify Seller within ten (10) business days after the date of invoice. Any times or dates for delivery communicated by Seller (including those contained in Seller’s order confirmation) are estimates only and are not terms of the sale.

Patterson: Chairman, President and Chief Executive Officer, May 2016 to date. Beggs: Senior Vice President, Chief Financial Officer, August 2020 to date. SARs have contractual terms of ten years from the date of the grant.

Any change in company name effected before 13 Jan 2003 will not be listed) TAN YONG TAT ACCOUNTING AND CORPORATE REGULATORY AUTHORITY : 17/05/2021 : Dated SINGAPORE ACRA210517158352Receipt Number ASST REGISTRAR OF COMPANIES & BUSINESS NAMES Authentication No. : A21361131U