6-Chloro-2-Toluidine-4-Sulfonic Acid from China

This trifunctional toluidine derivative bears chloro at position 6, amino at 2, methyl at 2-position, and sulfonic acid at 4. Explicitly named in HTS 2921.43.08.00, it's used in water-soluble dye manufacturing.

Duty Rate — China → United States

40.8%

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

Provide titration data confirming sulfonic acid content and free acid form (not salt)

Include stability data as sulfonic acids are prone to decomposition during transport

Label clearly to distinguish from non-sulfonated toluidines avoiding misclassification