3815.90.20.00/Ammonium Molybdate Catalyst/Germany

Ammonium Molybdate Catalyst from Germany

Ammonium heptamolybdate ((NH4)6Mo7O24) used as a selective oxidation catalyst in acrylic acid production. Falls under HTS 3815.90.2000 as a wholly inorganic molybdenum-based catalytic preparation.

Duty Rate — Germany → United States

10%

Rate breakdown

9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%

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Import Tips

• Test for ammonia content stability; decomposition could shift classification away from 'wholly inorganic'

• Include end-use statement from buyer confirming catalytic application to support tariff positioning