3-Nitrophenylalanine from United States
3-Nitrophenylalanine is a nitro-substituted aromatic amino acid used in photocaging groups for photochemistry. It is a separate chemically defined organic compound with a single carboxyl (oxygen-function) group, qualifying it for classification under tariff item 2922.49.00 as an 'other' amino-acid.
Duty Rate — United States → Canada
0%
Import Tips
• Ensure the product is a pure, separate chemically defined compound; impurities are acceptable if they do not alter its identity
• Have the chemical structure and purity documentation ready for CBSA verification
• Confirm the end-use (e.g
• photochemistry) does not trigger other regulatory requirements