Tungsten Nitride Ammonia Synthesis Catalyst from Canada
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 — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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