Learn more about these grades or contact us to discuss customizations at Avient.com.   Media Contact Nicole DeChant Avient Corporation nicole.dechant@avient.com Media Relations Contacts

Mevopur™ Healthcare Colorants and Formulations: a range of medical grade concentrates and pre-colored formulations for a wide range of polymers used in applications such as remote patient monitoring, circulating blood contact, and invasive devices, with pre-tested biocompatibility according to ISO 10993, change control in place, production certified to ISO 13485-2016 and DMF/MAF files available Media Contact Jennifer Huang Senior Manager, Marketing Communications Asia +86 21 60284888 jennifer.huang@avient.com Media Relations Contacts

Investor Relations Contact: Giuseppe (Joe) Di Salvo, Vice President, Treasurer and Investor Relations, Avient Corporation, +1 440-930-1921, Giuseppe.DiSalvo@avient.com; Media Contact: Kyle G. Investor Contacts

Contact Us Please contact us should you require further assistance with ISO certification related questions. Contact Us

Investor Relations Contact: Eric R. Swanson, Director, Investor Relations, PolyOne Corporation, +1 440-930-1018, eric.swanson@avient.com, Media Contact: Kyle G. Investor Contacts

The novel insecticides in development are formulated tightly into the masterbatch, allowing best bio-efficiency performance with a permanent but slow release to the surface—just enough to kill any mosquito by contact.

To learn more about polymer-based solutions for your products, contact an expert at Avient today.

To learn more about your best metal replacement options, contact an expert at Avient today.

Investor Contacts

Investor Contacts