Sodium 4-nitrotoluene-2-sulfonate from Canada
The sodium salt of 4-nitrotoluene-2-sulfonic acid, classified with the parent acid under HTS 2904.99.20.00 per Chapter 29 note 5(C)(1) for inorganic salts of organic acids. Retains sulfonated/nitrated toluene character without changing heading. Used in water-soluble dye formulations.
Duty Rate — Canada → United States
15.5%
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
• Salt forms need assay confirming organic acid >90% equivalent for Chapter 29
• Less corrosive than free acid but still requires GHS pictograms