Ethoxyquin 66% Liquid Premix from Mexico
Ethoxyquin diluted in propylene glycol to 66% concentration, supplied as a liquid premix for easy incorporation into poultry and swine feeds as an oxidation inhibitor. Classified under HTS 2933.49.10.00 per Chapter 29 note (e) as solvent dissolution is necessary for safe transport without rendering it suitable for specific use. The core active remains the chemically defined quinoline compound.
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
• Provide solvent composition analysis showing dilution solely for safety/transport; FDA prior notice required for animal food additives
• Avoid declaring as 'feed premix' to prevent reclassification - emphasize chemical identity