Isophorone (3,5,5-Trimethylcyclohex-2-en-1-one) from Japan
Isophorone is a clear, colorless to pale yellow liquid ketone with the chemical formula C9H14O, specifically classified as a cyclenic ketone without other oxygen functions. It falls under HTS 2914.29.10.00 due to its precise chemical structure matching the legal definition of isophorone in Chapter 29 for separate chemically defined organic compounds. Primarily used as an industrial solvent and chemical intermediate.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Verify purity exceeds 99% with supplier COA to confirm classification as pure isophorone; ensure DOT-compliant packaging for corrosive liquid transport; obtain TSCA certification for EPA pre-registration