Diphacinone Crystals from Canada
Diphacinone consists of 4-hydroxycoumarin-derived indandione anticoagulant in crystalline form. Classified as HTS 2932.20.2500 for its heterocyclic aromatic lactone chemistry.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include stability data for crystals; label GHS hazards
• Avoid bulk mixing declarations leading to 3824