Nitrophenylmethanesulfonic Acid from Mexico
Nitrophenylmethanesulfonic acid features nitro group and -CH2SO3H on benzene ring from hydrocarbon sulfonation/nitration. Fits HTS 2904.99.50.00 as compound functionalized hydrocarbon derivative.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Synthetic route documentation clarifies multi-step sulfonation/nitration sequence
• Stability data required for alpha-sulfomethyl nitro compounds
• pH neutralization procedures for safe handling documentation