4-Chloro-3-Nitrobenzoic Acid from Mexico
Benzoic acid derivative with chloro and nitro substitutions from heading 2912, used in dye and pharmaceutical synthesis. 2913.00.50.00 classification for multiply-functionalized aromatic acid. White to yellow powder.
Duty Rate — Mexico → United States
15.5%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Confirm positional isomers with NMR; 4-chloro-3-nitro vs 3-chloro-4-nitro
• Carboxylic acid requires pH-neutralization capability declaration
• Purity >97% typical for synthesis grade