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%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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