Ammonium Molybdate Catalyst from Mexico
Ammonium heptamolybdate ((NH4)6Mo7O24) is used as a selective oxidation catalyst in acrylic acid production. It is a wholly inorganic molybdenum-based catalytic preparation. This places it under tariff item 3815.90.00 for other catalytic preparations.
Duty Rate — Mexico → Canada
0%
Import Tips
• Ensure the product is not classified as a separate ammonium compound under Chapter 28
• Provide catalytic use documentation to CBSA
• Check for any restrictions on molybdenum compounds