Dicumarol from China
Dicumarol is a naturally-derived aromatic lactone anticoagulant originally isolated from spoiled sweet clover. Classified under HTS 2932.20.20.00 as an aromatic lactone drug with oxygen-containing heterocyclic ring. Used historically for thrombosis treatment before synthetic alternatives.
Duty Rate — China → United States
6.5%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Include pharmacopoeia reference standards (USP/NF) in documentation to verify identity and potency
• Declare batch-specific stability data as lactones can degrade; maintain cold chain if required
• Differentiate from food contaminants; provide proof of pharmaceutical-grade separation from plant matrix