Pommerloch, Luxembourg Pommerloch, Luxembourg , L-9638

No. 0562.01) 11/30/2023 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 AVIENT CORPORATION 733 East Water Street North Baltimore, OH 45872 Claire Holman Phone: (419) 257-1327 MECHANICAL Valid To: October 31, 2025 Certificate Number: 0562.01 In recognition of the successful completion of the A2LA evaluation process, accreditation is granted to this laboratory to perform the following automotive plastics tests: Test Method: Test Name: ASTM D412 Tensile ASTM D523 Specular Gloss ASTM D618 (A) Conditioning of Plastics ASTM D624 (Die C) Tear Strength ASTM D638 Tensile Properties ASTM D792 (A) Density and Specific Gravity by Displacement ASTM D1004 Initial Tear Resistance ASTM D1203 (A) Volatile Loss ASTM D1895 (A) Apparent Density, Bulk Factor, Pourability ASTM D1921 Particle Size (Sieve Analysis) ASTM D2240 Durometer Hardness (Shore A and D) ASTM E1331 Color by Spectrophotometry Using Hemispherical Geometry FMVSS 571.302 Flammability FORD BN-102-01 (A) Low Temperature Flexibility FORD BO-131-03 Interior Odor ISO 3795 Determination of Burning Behavior of Interior Materials SAE J323 (A) Cold Cracking (Mandrel Bend) SAE J1351 Hot Odor for Insulation Materials SAE J1545 Instrumental Color Difference Measurement DOC-058151 Angle of Repose 1 Laboratory Developed Method For the tests to which this accreditation applies, please refer to the laboratory’s Mechanical Scope of Accreditation. Accredited Laboratory A2LA has accredited AVIENT CORPORATION North Baltimore, OH for technical competence in the field of Mechanical Testing This laboratory is accredited in accordance with the recognized International Standard ISO/IEC 17025:2017 General requirements for the competence of testing and calibration laboratories. This accreditation demonstrates technical competence for a defined scope and the operation of a laboratory quality management system (refer to joint ISO-ILAC-IAF Communiqué dated April 2017).

This is to certify that Fiber-Line, LLC 280 Performance Drive SE, Hickory, North Carolina 28602 USA Quality Management System ISO 9001:2015 Manufacture of textile components to cable manufacturers. Certificate No.: CERT-0116814 Original Certification Date: November 24, 2010 File No.: 1616267 Certification Effective Date: April 1, 2021 Issue Date: March 30, 2021 Certificate Expiry Date: March 31, 2024 ________________________________________________________________________________ ISO 9001 Registered by: QMI-SAI Canada Limited (SAI Global), 20 Carlson Court, Suite 200, Toronto, Ontario M9W 7K6 Canada.

PLATINUM REGISTRATION INC. 1040 South Gaylord Street, Suite 71, Denver, CO 80209 www.platinumregistration.com | info@platinumregistration.com Polystrand, Inc. 8375 Highfield Parkway, Englewood, CO, 80112 Is certified by PLATINUM REGISTRATION as a company that has developed, implemented and maintains a quality management system that conforms to the requirements of the following International Standards: ISO 9001:2015 (Requirements not applicable:8.5.5 Post-delivery activities.) Certificate Number: 13132875 Certified Since: November 19, 2019 * Certificate Approval Date (Date Granted, Reduced, Extended, or Renewed): October 12, 2022 Current Certification Cycle Start Date: November 19, 2022 Current Certification Cycle Expiration Date: November 18, 2025 Rev: B This certification is subject to the organization maintaining its management system to the requirements of ISO 9001:2015 as well as the requirements of Platinum Registration, Inc.

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NEU™ Custom Capabilities and NEUSoft™ Thermoplastic Polyurethanes are developed for short-term in-vivo applications that offer good elasticity, radiopacity, excellent UV stability and protection against moisture and oxygen while meeting ISO 10993 & USP Class VI standards.

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We have composite pellet manufacturing in North America and Europe guided by the ISO 9001:2015 certified quality system. 

ISO 10993-1, USP and (class VI), USP , European Pharmacopeia monographs 3.1.3 and 3.1.5, ICH Q3D and USP and evaluations reduce risk of non-compliance during regulatory submission​