Mesitylene (1,3,5-Trimethylbenzene) from China
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 — China → United States
37.5%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
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