Pharma Grade Tobias Acid USP from Mexico
Pharma Grade Tobias Acid USP is an ultra-pure pharmaceutical grade of 2-naphthylamine-1-sulfonic acid meeting USP standards for API synthesis. It is classified as a chemically defined compound under tariff item 2921.45.00 despite its high purity. Trace impurities are less than 50 ppm heavy metals.
Duty Rate — Mexico → Canada
0%
Import Tips
• Ensure the product is not put up in measured doses or for retail sale, which would shift classification
• Provide a certificate of analysis showing compliance with USP standards
• Verify if the product is subject to any pharmaceutical import regulations in Canada