</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

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%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

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

Sodium Citrate Dihydrate USP from Japan — Import Duty Rate | HTS 2918.15.10.00