Quinine Monohydrochloride from Mexico
Quinine monohydrochloride is the 1:1 HCl salt of quinine, used in veterinary medicine and some tonic formulations. HTS 2939.20.0050 as other cinchona derivative salt. Distinguished from dihydrate by stoichiometry.
Duty Rate — Mexico → United States
100%
Rate breakdown
9903.04.60100%Pharmaceuticals Annex IV: patented pharma articles — 100% floor rate
9903.05.860%Universal product exemption (U.S. note 52(b))
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 anhydrous vs monohydrate status in CoA
• Veterinary Master File may expedite FDA clearance