Nitrogen Dioxide (Anhydrous) from Mexico
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 — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• UN 1660; requires DOT special permit for cylinders
• Purity >99.5% certification vs. nitric acid mixtures
• Temperature control prevents dimerization to N₂O₄