N-Ethyl-o-Toluenesulfonamide Pure from China
N-Ethyl-o-toluenesulfonamide is a pure isomer sulfonamide intermediate used in the synthesis of optical brighteners, dyes, and pharmaceutical intermediates. Specifically named in HTS 2935.90.13.00 as a distinct sulfonamide compound. Supplied in high purity (>99%) for precision chemical manufacturing.
Duty Rate — China → United States
0%
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
• HPLC chromatogram required to verify isomeric purity and absence of para-isomer contamination
• DOT shipping papers must specify UN number 3082 for Environmentally Hazardous Substance, Liquid, n.o.s