Ergonovine Maleate Salt from Canada
Ergonovine maleate, a lysergic acid derivative salt from rye ergot, is classified under HTS 2939.63.00.00 as it meets the chapter definition for chemically defined alkaloid salts. Used in medical research for its uterotonic properties.
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
• Include FDA import alerts check for ergot alkaloid contamination risks
• Provide pharmacopoeia reference standards certificate if claiming USP/NF grade
• Declare exact salt form and counterion ratio to avoid reclassification disputes