Metrizoic Acid from China
Metrizoic acid is an aromatic cyclic amide with three iodine atoms, used as a precursor for water-soluble contrast agents in medical imaging. As a separate chemically defined organic compound with a carboxyamide function, it is classified under tariff item 2924.29.00. The compound is imported in bulk for pharmaceutical synthesis.
Duty Rate — China → Canada
0%
Import Tips
• Provide a technical dossier showing the chemical structure and synthesis pathway to support classification under 2924.29.00
• Check whether the product requires import permits under the Controlled Drugs and Substances Act if it has any regulated precursors
• Maintain clear documentation of the intended use in contrast media production for CBSA review