5-Nitroisophthalic Acid from Canada
5-Nitroisophthalic acid is a di-carboxylic acid with meta-nitro substitution on benzene, classified under HTS 2929.90.15.00 as aromatic nitrogen-function per note 3. Used in polyester and dye synthesis.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Acid value and nitro content assays required; corrosion-resistant packaging; check salt forms under note on inorganic salts