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Platinum Black Supported Electrode Catalyst from Japan

High-surface-area platinum black on carbon cloth for polymer electrolyte membrane fuel cells (PEMFC). HTS 3815.12.00 as supported precious metal catalyst for electrochemical applications. Key component in hydrogen fuel cell stacks for vehicles and stationary power.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

Import Tips

Include cyclic voltammetry data showing ECSA; specify gas diffusion layer integration; MEA assembly may change classification