2,5-Dimethyl-1,4-benzoquinone from China
2,5-Dimethyl-1,4-benzoquinone is a simple alkyl-substituted quinone used in organic synthesis and as a biochemical probe. HTS 2914.69.90.00 classification as 'other' quinone with characteristic oxygen-carbonyl functions. Precursor to vitamins and coenzymes.
Duty Rate — China → United States
5.5%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Sublimes at room temperature; ship in sealed containers under nitrogen
• CoA must specify substitution pattern (2,5- vs 2,6- isomers)
• Light-sensitive; use opaque packaging for import