Magnesium Stearate USP from Mexico
Magnesium stearate USP grade is the magnesium salt of stearic acid, a saturated acyclic monocarboxylic acid, used as a lubricant in tablet compression for pharmaceuticals. Under Chapter 29 rules, inorganic salts of organic acids are classified in the heading appropriate to the organic compound, which is this tariff item.
Duty Rate — Mexico → Canada
0%
Import Tips
• Confirm that the magnesium stearate is not put up in measured doses or for retail sale, as this could shift classification to another heading
• Provide a certificate of analysis showing compliance with USP standards and the absence of impurities
• Ensure the product is not mixed with other substances that would change its essential character