Version / Date: 1 (no adjustments) / 30.12.2024 Page 2 of 2 Annex I to the certificate: Sustainable materials handled by the certified site (This annex is applicable for all scopes except of Trader, Trader with storage, Warehouse, Logistic centres, MTBE and ETBE) This annex is only valid in connection with the certificate: ISCC-PLUS-Cert-PL214-26100824 issued on 30.12.2024 Input material Output material Add-ons (voluntary)1) Raw material category2) SAI FSA3) FEFAC4) Polypropylene (PP) Plastic Compounds (PP) NO Bio Bio-circular Circular N/A N/A Polyethylene (PE) Plastic Compounds (PE) NO Bio Bio-circular Circular N/A N/A 1) ISCC PLUS add-ons (voluntary application, see www.iscc-system.org for further information): • 202-04: Food Security Standard • 205-02: Consumables • 202-07: Low ILUC-risk feedstock • 205-03: Non GMO for food and feed • 205-01: GHG emission requirements • 205-04: Non GMO for technical markets 2) Bio raw materials complies with the ISCC Principles 1 – 6 for the cultivation and harvesting of sustainable biomass.

04 Nov 04, 2024

Corporate seat Luxemburg Date of deed of incorporation 04-07-2018 Registered in Registre de Commerce et des sociétés Luxemburg, Luxembourg under number B226205 Company Trade name Avient S.à r.l., Netherlands branch Company start date 24-07-2018 Activities SBI-code: 46769 - Wholesale of other intermediary products SBI-code: 46696 - Wholesale of packaging SBI-code: 4941 - Freight transport by road (no removal services) Employees 0 Establishment Establishment number 000040405362 Trade name Avient S.à r.l., Netherlands branch Visiting address Uranusweg 3, 8938AJ Leeuwarden Date of incorporation 24-07-2018 Activities SBI-code: 46769 - Wholesale of other intermediary products SBI-code: 46696 - Wholesale of packaging SBI-code: 4941 - Freight transport by road (no removal services) For further information on activities, see Dutch extract. Employees 0 Board members Name Kronimus, Holger Hans Date of birth 26-01-1968 Date of entry into office 04-07-2018 Powers Jointly authorised (in accordance with foreign law) Name Palm, Christoph Date of birth 16-05-1963 Date of entry into office 04-07-2018 This extract has been certified with a digital signature and is an official proof of registration in the Business Register.

PRODUCT BULLETIN 1.00E+00 1.00E+02 1.00E+04 1.00E+06 1.00E+08 1.00E+10 1.00E+12 1.00E+14 1.00E+16 1.00E+18 0 10 20 30 40 50 60 70 R e s is it iv it y / O h m Silcosperseä EC dosing percentage (%) CB HCR SWCNT HCR SWCNT LSR MWCNT HCR aceSurface Resistivity Silcosperse™ EC Electrically Conductive Additive Dispersions Silcosperse™ EC Electrically Conductive additive dispersions provide varying levels of electrical conductivity to silicone material. CB is also available as a European food regulation compliant grade. 0 10 20 30 40 50 60 70 1.00E+18 1.00E+16 1.00E+14 1.00E+12 1.00E+10 1.00E+08 1.00E+06 1.00E+04 1.00E+02 1.00E+00 INSULATIVE ANTISTAT DISSIPATIVE CONDUCTIVE KEY CHARACTERISTICS • Delivers a range of properties from anti-static through conductive • Achieves greater conductivity levels with lower loadings in single- and multi-wall nanotubes • Anti-static performance available at lower doses • Dark color options, such as browns, blues or reds, available at lower dosages in single-wall nanotubes • Suitable for peroxide- or platinum-cured silicone formulations MARKETS AND APPLICATIONS Silcosperse EC Electrically Conductive additive dispersions are found in a variety of markets, including transportation, energy, electrical & electronics, and the films & coatings industry.

PE 25606R BLUE D/C TR34961A-04 PS Green Concentrate

16444-04 EXP 150-288-93-6 WHITE C-LAVENDER PRL 48-1-2C

C-VIOLET PEARL 2572C X150-217-129-04 (ADVEX SAMPLE)

368PFX EPIC PANTONE(R) 368 C SIMULATION 15855-04 E2516 White 1417

WC132/04 (Based ECCOH6649) SWEET C PUMPKIN PP3

160CPFX EPIC PANTONE(R) 160 C SIMULATION 16875-04 EXPA7D01 YELLOW