Orciprenaline (Metaproterenol) Sulphate from China
Orciprenaline sulphate is an aromatic amino-alcohol salt bronchodilator with meta-substituted phenol structure. Classified HTS 2922.19.60.00 as specified in U.S. note 3 for pharmaceutical amino-alcohols. Qualifies as 'other' aromatic with ether/salt forms.
Duty Rate — China → United States
100%
Rate breakdown
9903.04.6093.5%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
• Cross-reference EMA/USP monographs for purity standards in import declarations
• Separate from combination drug products; single API only for Chapter 29
• Monitor CITES if veterinary applications involve protected species treatment