5-Nitroisophthalic Acid from China
5-Nitroisophthalic acid is a nitrated derivative of isophthalic acid (1,3-benzenedicarboxylic acid, heading 2917), with nitro substitution on the aromatic ring. Falls under HTS 2913.00.40.00 for other nitrated aromatic acid derivatives. Used in polyester resin and dye production.
Duty Rate — China → United States
40.5%
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
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Specify dicarboxylic acid functionality in technical data sheet
• Test for isophthalic vs terephthalic isomer contamination
• Declare melting point range to confirm chemical identity