Nitrotoluenesulfonic Acid from Canada
Nitrotoluenesulfonic acid combines nitro (-NO2) and sulfonic acid groups on toluene hydrocarbon backbone, classified in HTS 2904.99.50.00 as other nitrated/sulfonated derivatives. Used in azo dye synthesis.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• ,Comply with TSCA import certification for new chemical substances notification
• Watch for reclassification to 2904.20 if nitro group predominates in customs determination