No. 0514.02) Revised 09/21/2021 Page 1 of 2 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 POLYMER DIAGNOSTICS INC. 33587 Walker Road Avon Lake, OH 44012 Ana De La Ree Phone: 440-930-3271 CHEMICAL Valid To: December 31, 2021 Certificate Number: 0514.02 In recognition of the successful completion of the A2LA evaluation process, accreditation is granted to this laboratory to perform the following rubber and plastics tests: Test Description: Test Method or Standard: Analysis of Volatile Contaminants from Polymers (Chromatography) VDA 277 FTIR (Fourier Transform Infrared) Spectroscopy ASTM E1252 (Except 7.6, 11.2, and 11.4) Flammability Horizontal Burn of Self-Supporting Plastics ASTM D635; UL 94; IEC 60695-11-10 Horizontal Burn of Materials Used in Occupant Compartments of Motor Vehicles ASTM D5132; FMVSS 302 (49 CFR 571.302); ISO 3785 Vertical Burn, 20 mm ASTM D3801; UL 94; IEC 60695-11-10 Vertical Burn, 125 mm ASTM D5048; UL 94; IEC 60695-11-20 Oxygen Index ASTM D2863 FT1 Flame Test UL1581, Clause 1060; UL2556/CSA C22.2 No 2556, Clause 9.3 Cable Flame Test UL1581, Clause 1061 VW1 Flame Test UL1581, Clause 1080; UL2556/CSA C22.2 No 2556, Clause 9.4 FT2/FH Flame Test UL1581, Clause 1100; UL2556/CSA C22.2 No 2556, Clause 9.1 FV-1 Flame Test UL1581, Clause 1060; UL2556/CSA C22.2 No 2556, Clause 9.5 Thin Material Burning Test UL-94 Glow Wire Test IEC 60695 2-10, 2-11, 2-12, 2-13 RVCM in PVC ASTM D4443 (A2LA Cert. Accredited Laboratory A2LA has accredited POLYMER DIAGNOSTICS INC.

Our design team created a formulation modified for the supplier’s specific processing environment. Finally, the material was formulated to mimic the plush look and dry feel of leather. CORE™ VBX Series Vinyl Powder formulations provide superior haptics and aesthetics for a variety of automotive interior parts.

BIO additives MR snapshot 2022 Final EXTRUSION CAST PROCESSOR T H I N P L A F I L M & B A G S • Non-stick performance during manufacturing • Excellent film quality with good aesthetics • Efficient and clean process performance • Compliant with food contact applications* • Provided a performance additive to prevent biodegradable resin from sticking to the chill-roll surface • Reduced the polymer friction factor on metal surfaces, resulting in a better film quality • Helped improve the manufacturing process with fewer cleaning steps CESA™ OnCap™ & BIO Additives KEY REQUIREMENTS WHY AVIENT? https://www.avient.com/products/polymer-additives/performance-enhancement-additives/oncap-bio

LEADING CONSUMER PRODUCTS OEM W A T E R P I T C H E R H A N D L E • Access to the latest colors & effects for inspiration and assistance with brand aesthetics • Meet sustainability expectations while maintaining product and brand integrity • Accelerate product development timeline to meet aggressive commercial deadlines • Offered blue marble effect in Oceanworks PS • Developed a proprietary blue marble aesthetic in a recycled PS, meeting brand and sustainability expectations • Expedited product development to satisfy ambitious timeline requirements • Provided ongoing inspiration and global support throughout the process OnColor™ (Remafin™) Polymer Colorants for polyolefins KEY REQUIREMENTS WHY AVIENT? https://www.avient.com/products/polymer-colorants/solid-color-masterbatches/remafin-concentrates-polyolefins

Cesa Scratch & Mar Resistance Additives are proven compatible across a wide range of polymers, and can be used in a variety of processes, including extrusion, injection molding, blow molding or thermoforming. PRODUCT BULLETIN KEY CHARACTERISTICS • Enhances resistance to scratching, abrasion, and surface blemishes • Keeps products looking newer, longer • Improves perceived quality • Provides a reduction in surface friction and in sticking between parts • Tested and proven compatible across a wide range of polymers and processes—especially successful with polyolefins MARKETS AND APPLICATIONS Cesa Scratch & Mar Resistance Additives give the extra protection needed for many applications, including those that experience daily surface abrasion.

HIFORMER™ Liquid Polymer Processing Aid provides sustainability and production benefits for packaging film suppliers such as longer production runs, reduced energy consumption and reduced waste.

Our polymer solutions deliver high chemical resistance and help you protect the efficacy of your product.

What continuous fiber reinforced thermoplastic composites are, and how they differ from other fiber reinforced polymer (FRP) composite materials 

Compounded antistatic polymers produce parts that repel dust and uphold a vehicle’s interior clean look, and they provide an alternative to laborious cleaning.

Compounded antistatic polymers produce parts that repel dust and uphold a vehicle’s interior clean look, and they provide an alternative to laborious cleaning.