2-Chloro-p-toluidine-5-sulfonic acid Sodium Salt from China
The sodium salt form of 2-chloro-p-toluidine-5-sulfonic acid (CAS 88-51-7 base), a water-soluble aromatic amine derivative used in dye manufacturing. Classified specifically under HTS 2921.43.90.20 as the parent compound's salt per chapter notes on inorganic salts.
Duty Rate — China → United States
44%
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
• Include salt formation details in SDS and invoice; test for purity to confirm >98% as impurities may trigger different headings
• Avoid retail packaging to prevent Chapter 32 misclassification