Trans-Cinnamic Acid from United States
Trans-cinnamic acid (C9H8O2), the most common stereoisomer of cinnamic acid, is an unsaturated aromatic monocarboxylic acid with a phenyl group attached to the acrylic acid moiety. It is a chemically defined compound classified under this tariff item.
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the stereoisomer form and provide a certificate of analysis
• The CBSA may ask for the chemical structure
• Ensure the product is not mixed with other isomers in a way that changes classification