Musk Ketone (4-tert-Butyl-2,6-dinitro-3,5-dimethylanisole) from Japan
Musk ketone is a nitro musk artificial fixative widely used in fine fragrances for its stable, powdery musk scent with woody undertones. Classified under HTS 2904.20.30.00 as a nitrated hydrocarbon derivative containing only nitro groups, meeting Chapter 29 definitions for artificial musks.
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
• Include CAS 81-14-1 documentation and purity analysis; IFRA QRA required due to skin sensitization potential
• Declare exact nitro content; common pitfall is shipping in perfume alcohol (2209 territory)
• TSCA pre-manufacture notice may apply for first-time importers; check EPA inventory status