4-Hydroxybenzoic Acid from United States
4-Hydroxybenzoic acid is a phenolic carboxylic acid with a hydroxyl group para to the carboxyl group on a benzene ring. It is a carboxylic acid with an alcohol function but no other oxygen function, placing it in this tariff item. It is used as a preservative and chemical intermediate.
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the product is pure 4-hydroxybenzoic acid and not a mixture with other isomers
• Provide a certificate of analysis to confirm the para-hydroxy structure
• If used as a preservative, check if any food additive regulations apply