Tyramine Hydrochloride from Mexico
Tyramine hydrochloride is the hydrochloride salt of 4-hydroxyphenethylamine, an aromatic amino-alcohol occurring naturally but often synthesized for research. It fits HTS 2922.19.70.00 as other aromatic amino-alcohol salts.
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
• Include food safety certifications if for MAO inhibitor studies
• Specify synthetic origin to avoid alkaloid classification
• Store refrigerated to prevent decarboxylation