Mesitylene (1,3,5-Trimethylbenzene) from Mexico
Mesitylene is 1,3,5-trimethylbenzene (C9H12), a symmetrical trialkylbenzene. It is explicitly named in HTS 2902.90.20.00 as a cyclic hydrocarbon used as a solvent and in resin production.
Duty Rate — Mexico → United States
10%
Rate breakdown
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
• Confirm three identical NMR singlets at 6.8, 2.3 ppm for structural verification
• Specify water content <0.02% for anhydrous grades
• Use steel drums with nitrogen padding for moisture-sensitive shipments