Imidazole-4-Carboxylic Acid from Mexico
Imidazole-4-Carboxylic Acid is a key intermediate for pharmaceutical synthesis, featuring the unfused imidazole ring required by heading 2933. It falls under tariff item 2933.29.00 as an other heterocyclic compound with nitrogen hetero-atoms only.
Duty Rate — Mexico → Canada
0%
Import Tips
• As a chemical intermediate, ensure it is not put up in measured doses or for retail sale
• Provide the chemical structure and purity certificate to facilitate CBSA clearance