Sodium Citrate Dihydrate USP from Mexico
Sodium citrate dihydrate is the hydrated form of trisodium citrate (C6H5Na3O7·2H2O), a sodium salt of citric acid classified under HTS 2918.15.1000 as a salt of citric acid with alcohol function. It is widely used as a pharmaceutical buffering agent and anticoagulant in blood collection tubes.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Verify USP/EP grade certification and provide Certificate of Analysis (CoA) for FDA compliance
• Ensure proper labeling of dihydrate content and purity levels above 99% as required for pharma use
• Avoid misclassification as food additive; pharma grade requires drug master file documentation