Procaine Hydrochloride from Mexico
Procaine hydrochloride, or novocaine, is a p-aminobenzoic acid ester with amino and phenolic oxygen functions, an aromatic compound listed under HTS 2922.50.3500 via U.S. note 3 for local anesthetics. It qualifies as an amino-acid-phenol per chapter definitions.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.6093.5%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Submit TSCA certification if for non-pharma use; ensure labeling matches chemical identity to avoid Chapter 30 shift
• Common pitfall: undervaluation due to bulk packaging