DMEA Hydrochloride Salt from China
The protonated hydrochloride salt of N,N-dimethylethanolamine classifies with the parent base under HTS 2922.19.9619 per Chapter 29 salt note (C)(1). Used in pharmaceutical formulations and as a cationic surfactant precursor.
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
• Include salt formation confirmation (titration data) with base equivalence
• Hygroscopic; package with desiccants in fiber drums
• Distinguish from free base to prevent 2924 reclassification