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
37.5%
Rate breakdown
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)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
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