2,5-Dichloroaniline-4-sulfonic acid monosodium salt from Japan
The monosodium salt of 2,5-dichloroaniline-4-sulfonic acid is explicitly listed under HTS 2921.42.36.00 per Chapter 29 salt classification rules. Commonly used in acid dye production.
Duty Rate — Japan → United States
10%
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
Import Tips
• Salt content verification via assay required; sodium content affects exact match to HTS description
• Stable under normal transport but monitor for decomposition to free acid during storage
• EU REACH registration often required for EU-origin material; verify Annex XVII restrictions