2,5-Pyridinedicarboxylic acid from Mexico
2,5-Pyridinedicarboxylic acid, also known as isocinchomeronic acid, is a heterocyclic organic compound featuring an unfused pyridine ring with two carboxylic acid functional groups. It is used primarily as a building block in coordination polymers, metal-organic frameworks, and pharmaceutical intermediates. This compound falls under tariff item 2933.39.00 as a heterocyclic compound with a nitrogen hetero-atom containing an unfused pyridine ring.
Duty Rate — Mexico → Canada
Import Tips
• Ensure the product is a separate chemically defined organic compound and declare its purity
• Keep laboratory certificates or technical data sheets to support the classification
• Verify whether the product requires a permit under the Canadian Environmental Protection Act if imported in commercial quantities