Quinidine Gluconate from Canada
Quinidine gluconate is the gluconic acid salt of quinidine, a cinchona alkaloid used for treating cardiac arrhythmias. Classified under HTS 2939.20.0050 as a salt derivative of cinchona alkaloids. This form enhances solubility for pharmaceutical applications.
Duty Rate — Canada → United States
100%
Rate breakdown
9903.04.60100%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Provide pharmacopeial compliance certificates (USP/EP) verifying identity and potency
• Declare exact salt form and counterion ratio to avoid reclassification as base alkaloid
• Monitor for chiral purity documentation as optical isomers may affect therapeutic classification