See our extensive library of resources about our growing company.

The company also sought a vendor who could provide rapid delivery and reliable material supply to avoid production delays.

Working in close cooperation, technical teams from both companies identified a product within the OnColor™ FX Smartbatch portfolio as a potential answer. 

The company also sought a vendor who could provide rapid delivery and reliable material supply to avoid production delays.

The company also sought a vendor who could provide rapid delivery and reliable material supply to avoid production delays.

The company will conduct a conference call at A simultaneous webcast of the call will be accessible via the company's website at www.avient.com/investor. Investor Contacts

Page 3 WATER RESOURCES • ENVIRONMENTAL SERVICES • HEALTH & SAFETY • CLIMATE CHANGE Apex Companies, LLC • (800) 733-2739 • www.apexcos.com Statement of independence, impartiality and competence Apex is an independent professional services company that specializes in Health, Safety, Social and Environmental management services including assurance with over 30 years history in providing these services. Attestation: Scott Johnston, Lead Verifier David Reilly, Technical Reviewer Principal Consultant Principal Consultant Apex Companies, LLC. Apex Companies, LLC.

Page 3 WATER RESOURCES • ENVIRONMENTAL SERVICES • INDUSTRIAL HYGIENE  •  SAFETY  •  SUSTAINABILITY  Apex Companies, LLC • (800) 733‐2739 • www.apexcos.com  Statement of independence, impartiality and competence Apex is an independent professional services company that specializes in Health, Safety, Social and Environmental management services including assurance with over 30 years history in providing these services. Attestation: Scott Johnston, Lead Verifier Cody Lorentson, Technical Reviewer Principal Consultant Program Manager Apex Companies, LLC. Apex Companies, LLC.

KEY CHARACTERISTICS • Manufactured at four ISO 13485 certified sites, providing global consistency and increased security of supply • Documented change control beyond CAS number, reducing risk of change • Available as additive concentrates, ready-to-use additive formulations or ready-to-use additive/ colorant formulations for different polymers REGULATORY SUPPORT • Raw materials tested to: - ISO 10993-1 and USP biological evaluation - European Pharmacopeia 3.1.3/3.1.5 (polyolefin) - USP (polyethylene) - ICH Q3D elemental impurities • Registered Drug Master File (Type III) and/or Device Master File • Food contact established with FDA/EU* APPLICATION BULLETIN * FDA/EU compliance information available upon request; exceptions may occur Healthcare use limitations apply—see below. For more detailed information on Mevopur uses and restrictions see www.avient.com/healthcare-use-limitations-mevopur-products or contact your Avient sales representative. 1.844.4AVIENT www.avient.com

Mechanical properties and specifications are available—please contact Avient. To learn more about our solutions, contact us at +1.844.4AVIENT www.avient.com Copyright © 2022, Avient Corporation.