Sodium Citrate Dihydrate USP from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 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