Cinchonidine Sulfate from China
Cinchonidine sulfate is a salt of the cinchona alkaloid cinchonidine, formed with sulfuric acid. It serves as an intermediate in organic synthesis and alkaloid resolution, and is classified under tariff item 2939.20.00 as a salt of cinchona alkaloids per Chapter 29 Note 5(C)(1).
Duty Rate — China → Canada
0%
Import Tips
• Confirm the stoichiometry of the sulfate salt (e.g
• mono- or di-sulfate) and provide the chemical formula on the commercial invoice
• Keep records of the synthesis or extraction process to demonstrate it is a cinchona alkaloid derivative
• Check if the product is subject to Canadian food and drug regulations if intended for pharmaceutical use