Tungsten Phosphide Hydrogenation Catalyst from Japan
Tungsten phosphide (WP) nanoparticles are emerging as a non-noble metal catalyst for hydrodeoxygenation of pyrolysis oils. This inorganic tungsten phosphide acts as a reaction initiator with high activity. It is classified under tariff item 3815.90.00 for other catalytic preparations.
Duty Rate — Japan → Canada
0%
Import Tips
• Provide technical documentation on the catalytic activity to support classification
• Ensure the product is not classified as a separate phosphide compound
• Verify any handling restrictions for phosphides