View PDF The SQS herewith attests that the organisation named below has a management system that meets the requirements of the normative base mentioned. 70 01 _1 /A pr il 20 22 /V er si on 2 .0 Certificate Avient Colorants Germany GmbH Kornkamp 50 22926 Ahrensburg Germany Scope Production of Color- and Additives Concentrates, Compounds and Foaming Agents Normative base ISO 50001:2018 Energy Management System Reg. no. 46090 Page 1 of 1 Validity 20. 01. 2024 – 19. 01. 2027 Issue 20. 01. 2024 A.Grisard, President SQS F. Müller, CEO sqs.ch Swiss Made Member of Swiss Association for Quality and Management Systems (SQS) Bernstrasse 103, 3052 Zollikofen, Switzerland

NORBERT MERKLEIN Vice President and General Manager EMEA of Color, Additives & Inks Norbert Merklein serves as Vice President and General Manager for the Europe, Middle East, and Africa (EMEA) region of Color, Additives & Inks at Avient Corporation, an innovator of materials solutions that help customers succeed while enabling a sustainable world. Merklein previously served in management positions at Clariant International, Ltd., including Head of Group Procurement; Vice President, Business Line Plastics and Special Applications, and Head of Region Europe for the Pigments and Additives Division.

ColorMatrix™ Select™ Rapid Color Prototyping Technology Color creation, selection and supply service for greater control, choice and speed in color development for injection molded plastic products WHAT IT IS With the ColorMatrix™ Select™ system, managing your own color creation and supply online couldn’t be easier. TECHNOLOGY COMPONENTS Select Rapid Color Prototyping Technology includes: Select Color Cell • Color scanning or matching • Creation of color plaques Online Software • Formulation and price generator • Web-based processor Automated Dispenser • Globally standard base colors • Consistent production from recipes HOW IT WORKS Select allows you to: • Instantaneously create a new color using your own standards, spectrophotometer or colorimeter data, or the software’s built-in design tools • Produce small quantities of color masterbatch for use in validating your color match • Combine advanced liquid colorants, cloud-access software and automated dispensing technology • Carry out color modeling and rapid iteration Select also helps you: • Choose the right color by providing a quick and cost effective way to model, sample, and test color options • Facilitate prototyping and variation testing PRODUCT BULLETIN CONVENTIONAL COLOR DEVELOPMENT PROCESS Multiple rounds of sampling, trials and approvals, usually over many weeks. Typically used within extrusion, injection molding and blow molding processes with specific benefits for: • Manufacturers – Take control of your color supply • Brand Owners – Efficient online color management • Designers – Rapid visualization of your color www.avient.com Copyright © 2020, Avient Corporation.

Available in standard single pigment or custom multi-pigment colors Colorant and Additive Dispersions for Healthcare Colorant and additive dispersions that provide enhanced performance and color consistency

LIQUID COLOR GREEN 484-11044-1 LIQUID COLOR GREEN 484-11080-1 LIQUID COLOR GREEN 484-11080-4

LIQUID COLOR PINK 473-32325-1 LIQUID COLOR GOLD 476-10195-1 LIQUID COLOR GOLD 476-33596-1

He previously served 24 years at Intel Corporation in various engineering, sales, general manager and executive roles, including an assignment in and a master's of science in technology management from the as well as an MBA in operations management and master's degree in manufacturing systems engineering, both from the

HOLGER KRONIMUS Vice President, Europe General Manager, Engineered Materials Europe Holger Kronimus is Vice President, Europe, and General Manager, Specialty Engineered Materials Europe at Avient Corporation, an innovator of materials solutions that help customers succeed while enabling a sustainable world. Kronimus served as International Controller and Finance Director as well as other positions of financial, commercial and plant management in Avient’s Color, Additives & Ink business unit. Kronimus earned a Bachelor’s degree in Business Administration and Computer Science from the University of Cologne in Cologne and a master’s degree in Global Management from Europäische Wirtschaftsakademie in Berlin.

Validity of this certificate is based on the successful completion of the periodic surveillance audits of the management system defined by the above scope and is contingent upon prompt,written notification to ABS Quality Evaluations, Inc. of significant changes to the management system or components thereof. This is to certify that the Quality Management System of: Avient Corporation Avient Corporation - Glendale, AZ 7601 North Glen Harbor Blvd. MANUFACTURE OF COLORANTS FOR PLASTICS FOR THE MEDICAL DEVICE INDUSTRY Certificate Of Conformance

MSC Certificate Place and date: For the issuing office: Shanghai, 12 June 2024 DNV - Business Assurance Building 9, No. 1591 Hongqiao Road, Changning DistrictShanghai China 200336 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 MANAGEMENT SYSTEM CERTIFICATE Certificate no.: 462307-2021-AQ-RGC-RvA Initial certification date: 23 June 2021 Valid: 24 June 2024 – 23 June 2027 This is to certify that the management system of Avient China Company Limited No. 188, Quanzhou Road, Zhongxin Suchu High-Tech Industrial Development Park, Chuzhou, Anhui, China 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 Color Concentrates, Filling Concentrates and Additive Concentrates http://www.dnv.com/assurance