Barbituric Acid Aqueous Solution from Canada
Barbituric acid dissolved in water as permitted by Chapter 29 note (d), constituting normal method of putting up for safety or transport. Concentration ensures classification remains with parent compound under HTS 2933.52.1000.
Duty Rate — Canada → United States
100%
Rate breakdown
9903.04.60100%Pharmaceuticals Annex IV: patented pharma articles — 100% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Specify aqueous solution concentration per Chapter Note (d) limitations
• Provide solubility and stability data justifying aqueous form
• Use appropriate corrosive liquid shipping classifications