Calcium Citrate Tetrahydrate from Canada
Calcium citrate tetrahydrate serves as a calcium supplement and antacid, derived from citric acid and calcium hydroxide. Classified under HTS 2918.15.5000 as a carboxylic acid salt with alcohol function.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Calcium content certificates essential; comply with supplement cGMP requirements; distinguish pharmaceutical vs food grade documentation needs