Ionic Liquid Imidazole Base from Mexico
Imidazole as cation base for green solvent ionic liquids in chemical processing, under HTS 2933.29.60.00 for pure unfused structure. Forms [ImH]+ salts with low volatility.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.60100%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify no halide counterions for pure classification; volatility data for air shipment; TSCA for new chemical review