2-Methyltetrahydrofuran from China
2-Methyltetrahydrofuran (2-MeTHF) is a five-membered oxygen heterocyclic ring with methyl substitution, bio-based solvent alternative to THF. Classified HTS 2932.99.90 as substituted oxygen heterocycle.
Duty Rate — China → United States
3.7%
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
• Bio-based origin certification supports sustainability claims but doesn't affect tariff
• Chiral analysis if enantiopure; racemic standard classification
• Peroxide formation risk; antioxidant declaration required