Calcium Citrate Tetrahydrate from Mexico
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 — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Calcium content certificates essential; comply with supplement cGMP requirements; distinguish pharmaceutical vs food grade documentation needs