USP Grade Disodium Carbonate Anhydrous from United States
USP grade disodium carbonate anhydrous is a pure form of Na2CO3 meeting pharmaceutical standards for use in buffering solutions and as an excipient. It is a chemically defined compound under Chapter 28 Note 1(a), and the USP grade designation does not change its classification.
Duty Rate — United States → Canada
0%
Import Tips
• Maintain USP certification documents to demonstrate purity, though this does not affect tariff classification
• Ensure the product is not put up in measured doses or for retail sale, which could trigger Section VI Note 2
• Confirm the anhydrous form in the product specification