Choline Salicylate from Mexico
Choline salicylate, a salt of salicylic acid with choline, is used in oral pain relief gels. It falls under HTS 2918.23.5000 as a salt of salicylic acid ester per Chapter 29 classification rules for organic salts formed between chapter compounds.
Duty Rate — Mexico → 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
• Verify choline content doesn't trigger separate classification; provide stability data for liquid forms; comply with USP monograph if pharmaceutical grade