Bromaminic Acid (1-Amino-4-bromoanthraquinone-2-sulfonic Acid) from China
Complex derivative combining amino, bromo, and sulfonic functions on anthraquinone, classified under HTS 2914.61.00.00 as substituted quinone. Key for brominated reactive dyes.
Duty Rate — China → United States
35%
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
• Multi-step synthesis confirmation via HPLC chromatogram essential
• Hazardous (corrosive + toxic); UN proper shipping name required
• Position-specific NMR confirms 1-amino-4-bromo-2-sulfonic substitution