4-Hydroxycoumarin Powder from Germany
Pure 4-Hydroxycoumarin is a synthetic aromatic lactone classified under HTS 2932.20.2500 as a heterocyclic compound with oxygen hetero-atoms only. It serves as a key intermediate in pharmaceutical synthesis, particularly for anticoagulant derivatives.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Verify purity certificates (≥98%) to confirm classification; ensure chemical passport documentation for REACH compliance
• Avoid misdeclaration as pesticide to prevent higher duties