Nitrophenylmethanesulfonic Acid from Canada
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 — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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