Ammonium Tetramolybdate from Mexico
Ammonium tetramolybdate is used in flame retardants and corrosion inhibitors. It is an ammonium salt of an oxometallic acid, falling under the molybdates tariff item as a chemically defined compound.
Duty Rate — Mexico → Canada
0%
Import Tips
• Clearly state the chemical formula (NH4)2Mo4O13 on the invoice to distinguish it from other molybdates
• Ensure the product is not mixed with organic stabilizers that could change classification
• Keep technical data sheets available for customs review