Pharmaceutical Grade Potassium Nitrate USP from Mexico
Pharmaceutical grade potassium nitrate USP is a high-purity, chemically defined potassium nitrate (KNO3) meeting USP standards, used in dental desensitizers and limited pharmaceutical applications. It is classified under tariff item 2834.21.00 as a pure inorganic compound, not a medicament.
Duty Rate — Mexico → Canada
0%
Import Tips
• Provide a certificate of analysis confirming USP grade and purity
• If the product is imported for use in a finished pharmaceutical product, ensure compliance with Health Canada regulations
• Declare the product as a chemical compound, not a drug, unless it is put up in measured doses for retail sale