2-Chloro-4-amino-5-hydroxybenzenesulfonamide from China
Halogenated and hydroxylated sulfonamide explicitly named in HTS 2935.90.10.00, featuring chloro, amino, and hydroxy substitutions. Chapter 29 classification per sulfonamide heading and specific tariff listing. Intermediate for pharmaceutical synthesis.
Duty Rate — China → United States
6.5%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Chloro compound hazard classification requires proper UN number declaration
• Batch-specific HPLC chromatograms verify isomeric purity and structure
• Intellectual property declarations for patented pharmaceutical intermediates