Semicarbazide Hydrochloride from Canada
Semicarbazide hydrochloride is a ureine derivative salt used in pharmaceutical synthesis and as a reagent for carbonyl compound detection. Classified under HTS 2924.21.50.00 as 'other' ureines and derivatives; salts thereof, meeting Chapter 29 requirements for separate chemically defined organic compounds with carboxyamide function.
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
• Provide detailed spectroscopic data (NMR, IR) confirming ureine structure to prevent reclassification
• Label as research chemical if not USP grade to avoid FDA drug import scrutiny
• Check for hydrate forms; water content may affect 'dissolved in water' note (e) exclusion