Quinine Sulfate Dihydrate from Canada
Quinine sulfate dihydrate is the dihydrate salt form of quinine, a natural alkaloid extracted from cinchona bark, used primarily as an antimalarial medication. This product falls under HTS 2939.20.00.10 as a salt of quinine, fitting Chapter 29's scope for chemically defined organic compounds and their salts. It is typically supplied as a white, crystalline powder for pharmaceutical formulations.
Duty Rate — Canada → 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
• Verify USP or EP pharmacopeia compliance with certificates of analysis; ensure proper cold chain if required for stability; declare exact salt form and purity to avoid misclassification as a finished drug under Chapter 30