USP Grade Sodium Tripolyphosphate from United States
USP-grade sodium tripolyphosphate, a high-purity polyphosphate used in pharmaceutical formulations and as a pharmaceutical aid for controlled release. This chemically defined sodium triphosphate falls under tariff item 2835.31.00.
Duty Rate — United States → Canada
0%
Import Tips
• Provide a certificate of analysis confirming USP grade and purity
• Ensure the product is not classified as a medicament under heading 30.04 if not in measured doses
• Keep records of the end use for potential duty relief under the Customs Tariff's pharmaceutical provisions