Biotin Sodium Salt from Canada
Sodium salt of biotin, a water-soluble vitamin derivative used in liquid supplements. Classified HTS 2936.29.50.30 as vitamin derivative; Chapter 29 note 3(C)(1) places inorganic salts with the organic vitamin compound. Remains unmixed per heading requirements.
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
• 1
• Molecular formula confirmation (C10H15N2NaO3S) via CoA; 2
• Stability studies for salt form required by FDA; 3
• Pitfall: Dual-function salts may require principal use determination