Phenylbutazone from Canada
Phenylbutazone is an aromatic cyclic amide NSAID with pyrazolidine-dione structure. Falls under HTS 2924.29.77 for other aromatic cyclic amides. Qualifies as separate chemically defined compound under chapter 29.
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
• Veterinary use predominant; include end-use statements preventing human med reclassification
• Declare exact water-free form to avoid hydrated salt interpretations
• Monitor EU restrictions; provide residue monitoring data for animal health imports