Toluene Sulfonic Acid (TsOH) from Canada
P-toluenesulfonic acid monohydrate is a strong organic acid with a methyl-substituted aromatic sulfonate, qualifying under HTS 2904.10.32.00. Used as catalyst in esterification and resin synthesis.
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
• Specify monohydrate form; anhydrous may have different specifications
• Provide REACH/TSCA dossiers for industrial chemical import
• Handle as corrosive solid; ensure UN 3261 packaging compliance