p-Anisic Acid USP Grade from United States
Pharmaceutical USP-grade p-anisic acid is a high-purity form of 4-methoxybenzoic acid, a separate chemically defined organic compound with an additional oxygen function. It is classified under this tariff item as an 'other' carboxylic acid with additional oxygen function, regardless of its intended use.
Duty Rate — United States → Canada
0%
Import Tips
• USP grade does not affect tariff classification; the chemical identity determines the code
• Provide a certificate of analysis to support the purity claim
• Check if the product is intended for pharmaceutical use, which may require Health Canada approval