Sodium Citrate Dihydrate USP from Canada
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 — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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