Seller warrants good and clear title in goods subject to the sale (“Product”) and that the Product conforms at the time of shipment to a Certificate of Analysis, a Certificate of Compliance, or a Product Specification Sheet, if any such document exists, and other specifications signed by Seller (“Specifications”).

Seller warrants good and clear title in goods subject to the sale (“Product”) and that the Product conforms at the time of shipment to a Certificate of Analysis, a Certificate of Compliance, or a Product Specification Sheet, if any such document exists, and other specifications signed by Seller (“Specifications”).

Through this data, we create safety data sheets, customer certification statements and product safety improvements. In total, Avient has over 140 third-party certifications across multiple disciplines in 2019. These certifications are created and maintained via disciplined, sustainable processes that establish baseline expectations for our personnel, performance and remain evergreen.

Through this data, we create safety data sheets, customer certification statements and product safety improvements. In total, Avient has over 140 third-party certifications across multiple disciplines in 2019. These certifications are created and maintained via disciplined, sustainable processes that establish baseline expectations for our personnel, performance and remain evergreen.

AUSSCHLIESSLICHE BESCHRÄNKTE GEWÄHRLEISTUNG 2.1 Seller warrants that the goods subject to the sale (“Product”) are free from defects in title and that the Product conforms at the time of shipment to a Certificate of Analysis, a Certificate of Compliance, or a Product Specification Sheet, if any such document exists, and other specifications signed by Seller (“Specifications”). AUSSCHLIESSLICHE BESCHRÄNKTE GEWÄHRLEISTUNG 2.1 Seller warrants that the goods subject to the sale (“Product”) are free from defects in title and that the Product conforms at the time of shipment to a Certificate of Analysis, a Certificate of Compliance, or a Product Specification Sheet, if any such document exists, and other specifications signed by Seller (“Specifications”).

Exhibit Description 31.1 Certification of Robert M. POLYONE CORPORATION Exhibit 31.1 CERTIFICATION I, Robert M. POLYONE CORPORATION Exhibit 32.2 CERTIFICATION PURSUANT TO 18 U.S.C.

POLYONE CORPORATION Exhibit 31.1 CERTIFICATION I, Robert M. Patterson President and Chief Executive Officer February 13, 2015 POLYONE CORPORATION Exhibit 31.2 CERTIFICATION I, Bradley C. POLYONE CORPORATION Exhibit 32.2 CERTIFICATION PURSUANT TO 18 U.S.C.

POLYONE CORPORATION Exhibit 31.1 CERTIFICATION I, Stephen D. Newlin Chairman, President and Chief Executive Officer February 13, 2014 POLYONE CORPORATION Exhibit 31.2 CERTIFICATION I, Bradley C. POLYONE CORPORATION Exhibit 32.2 CERTIFICATION PURSUANT TO 18 U.S.C.

In addition to our certification as an ACC Responsible Care® company, PolyOne has over 140 third-party certifications across multiple areas of expertise. Our third-party certifications span Quality, Environmental, Health & Safety, Automotive Quality, Laboratory Testing and Food Safety. These certifications are created and maintained via disciplined, sustainable processes that establish baseline expectations for our performance and remain evergreen.

Seller warrants good and clear title in goods subject to the sale (“Product”) and that the Product conforms at the time of shipment to a Certificate of Analysis, a Certificate of Compliance, or a Product Specification Sheet, if any such document exists, and other specifications signed by Seller (“Specifications”).