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7903.10.00.00/Catalyst Activation Zinc Dust/Japan

Catalyst Activation Zinc Dust from Japan

Reactive zinc dust for activating hydrogenation catalysts in pharma/chemical synthesis, vapor-condensed <10μm spheres, 96% metallic Zn meeting all 7903.10.00.00 sieve/purity notes.

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%
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Import Tips

• Hydrogen evolution rate tests validate activity

• Glovebox handling protocols documented

• EPA TSCA new use notification if novel

Catalyst Activation Zinc Dust from Japan — Import Duty Rate | HTS 7903.10.00.00