3-Aminocarbazole from Mexico
3-Aminocarbazole is a carbazole derivative with an amino group substitution, maintaining the core heterocyclic nitrogen structure. It is used as an intermediate in pharmaceutical and dye synthesis and is classified under tariff item 2933.99.00.
Duty Rate — Mexico → Canada
0%
Import Tips
• Verify the product is a separate chemically defined organic compound; if it contains impurities, they must be incidental to manufacture
• If the product is a salt, confirm the salt is classified with the organic compound per Chapter Note 5(C)
• Keep technical documentation for CBSA verification