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3815.90.10.00/Tungsten Nitride Ammonia Synthesis Catalyst/Mexico

Tungsten Nitride Ammonia Synthesis Catalyst from Mexico

W2N catalytic phase for high-pressure ammonia synthesis as Haber-Bosch alternative. Inorganic nitride classified under HTS 3815.90.1000 as reaction accelerator. Nitrogenase-inspired structure.

Duty Rate — Mexico → United States

16.5%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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Import Tips

• N2 dissociation activity data essential for catalyst classification

• Cubic WN phase confirmation via XRD differentiates from wear coatings

• High-pressure reactor compatibility specifications

Tungsten Nitride Ammonia Synthesis Catalyst from Mexico — Import Duty Rate | HTS 3815.90.10.00