Pseudocumene Sulfonic Acid from Germany
1,2,4-Trimethylbenzene sulfonic acid (pseudocumene derivative). HTS 2904.99.50.00 for polymethylbenzenesulfonates. Corrosion inhibitors.
Duty Rate — Germany → United States
13.7%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Regioselectivity data (position 5 vs 6 sulfonation)
• Flash point certification for flammable liquid handling