This process has traditionally been conducted through trial and error with clinicians, using commercially available prostheses with access only to biased data and knowledge from past patient feedback. To learn more, please go to humotech.com. http://www.avient.com https://humotech.com/

Registration information to access the Sustainability Day event will be provided in a news release in advance of the event. https://www.avient.com/sustainability 3 Webcast Details Avient will host a webcast on Thursday, July 27, 2023 at 8:00 a.m. To access Avient’s news library online, please visit www.avient.com/news. https://www.avient.com/investors https://edge.media-server.com/mmc/p/d4zy5fep https://www.avient.com/investors https://register.vevent.com/register/BI2f6c5ad2bc1b4150b7f39a5b024d27cf https://www.avient.com/investors/events-presentations https://www.avient.com/news-events 4 About Avient Avient Corporation (NYSE: AVNT) provides specialized and sustainable material solutions that transform customer challenges into opportunities, bringing new products to life for a better world. For more information, visit https://www.avient.com. https://www.avient.com/ 5 Forward-looking Statements In this press release, statements that are not reported financial results or other historical information are "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995.

In order to deliver the best blow molding performance, it is customary within the conversion industry to establish ‘recipe’ guidelines per resin/per supplier as different PET resin production technologies and different specific resin formulations can significantly influence the blow molding performance. As a major supplier of additives and colors to the plastics industry, ColorMatrix has, in the course of supporting its customers worldwide, developed best practice guidelines for its products which it provides as a free service.

Our policy is to conduct business in a manner that complies with regulatory and other requirements while warranting the safety and health of our associates, customers, contractors, suppliers, and the communities in which we operate. It is the responsibility of each person at Avient, including contractors, suppliers, and visitors, to follow all security procedures, to remain aware of and report all possible security threats, to remain committed to working in a secure and safe manner, and to be prepared to respond to emergencies safely and effectively.

It is our policy to conduct business in a manner that ensures the safety and health of employees, customers, suppliers and the communities in which we operate. It is the responsibility of each person at Avient, including contractors, suppliers, and visitors, to follow all security procedures, to remain aware of and report all possible security threats, to remain committed to working in a secure and safe manner, and to be prepared to respond to emergencies safely and effectively.

Supplier’s history, size and location

Supplier’s history, size and location

Andwin Scientific sought out a supplier, knowing that any materials needed to be inert to liquid medicines such as amoxicillin – not to mention FDA-compliant. 

An enforced gap analysis of technical documentation may show that current plastic resin grades or masterbatches do not have adequate change control, and there are insufficient change agreements with suppliers

It is important that a supplier can offer technical support to help customers test materials, overcome manufacturing issues, and ensure optimum processing parameters are used.