NEEDLE HUB MANUFACTURER N E E D L E H U B C O L O R S • RAL and Pantone® colors available in palette to align with ISO 6009 color standard • Opaque and transparent polypropylene selections available in both masterbatch and ready-to-use precolors • Raw materials pre-tested to ISO 10993 and USP Class VI medical device guidelines • Certified formulations available globally • Provided RAL and Pantone colors as required • Developed custom polypropylene formulations to meet specific opacities • Offered pre-tested raw materials and produced in an ISO 13485 certified site, minimizing risk across the value chain • Provided global formulations transferrable from our three ISO 13485 certified facilities Mevopur™ Healthcare Colors KEY REQUIREMENTS WHY AVIENT? AVIENT SOLUTION COLOR + CERTIFICATION LEARN MORE © 2021, Avient Corporation, All Rights Reserved https://www.avient.com/products/polymer-colorants/solid-color-masterbatches/mevopur-custom-colors-and-formulations

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. 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. Park, Pudong, Shanghai, China, 201203 has been found to conform to the Environmental Management System standard: ISO 14001:2015 This certificate is valid for the following scope: Design and Manufacture of Masterbatch

DYNAFLEX(TM) G7980-9001-02 BLACK Certificate of Analysis (COA) - labeled as "Material"

CREAM RAL 9001 Certificate of Analysis (COA) - labeled as "Material"

DYNAFLEX(TM) G7980-9001-02 BLACK Certificate of Analysis (COA) - labeled as "Material"

CREAM 9001 Certificate of Analysis (COA) - labeled as "Material"

MC-73411PE RAL #9001 CREAM W/UV Certificate of Analysis (COA) - labeled as "Material"

Dynaflex G7970-9001-02 Certificate of Analysis (COA) - labeled as "Material"

BLACK 9001 ABS Certificate of Analysis (COA) - labeled as "Material"

PP FR 7C11-9001 Beige Certificate of Analysis (COA) - labeled as "Material"