2-Chloro-p-toluidine-5-sulfonic acid from China
A chemically defined aromatic monoamine derivative featuring a toluidine base with chloro and sulfonic acid substituents, classified under HTS 2921.43.90.20 per CAS No. 88-51-7. It serves as a key intermediate in synthesizing azo dyes and pigments due to its reactive amine and sulfonic groups.
Duty Rate — China → United States
41.5%
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
• Verify CAS No. 88-51-7 on all documentation and COA to match exact HTS specificity; ensure proper hazardous material labeling as it's a sulfonic acid
• Conduct fiber content analysis if used in dye blends to avoid reclassification