Nitrogen Dioxide (Anhydrous) from Japan
Anhydrous nitrogen dioxide (NO₂), a reddish-brown gas, used in nitration processes and as rocket propellant oxidizer. As an inorganic oxygen compound of nonmetal nitrogen, classified HTS 2811.29.5000. Supplied in cylinders.
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
• UN 1660; requires DOT special permit for cylinders
• Purity >99.5% certification vs. nitric acid mixtures
• Temperature control prevents dimerization to N₂O₄