Tetramethylammonium Chloride from Mexico
Tetramethylammonium chloride is a quaternary ammonium salt derived from trimethylamine through quaternization with methyl chloride, used as a phase transfer catalyst in organic synthesis. It is classified under this tariff item as a salt of trimethylamine, with the chloride salt form falling within the scope of acyclic monoamine salts.
Duty Rate — Mexico → Canada
0%
Import Tips
• Ensure the product is pure and free of solvents, as impurities may affect classification
• Have a certificate of analysis to confirm the quaternary ammonium structure
• Verify if the product is subject to controlled substance regulations, as some quaternary ammonium compounds are monitored