Ammonium Nitrite Stabilized from Canada
Ammonium nitrite (NH4NO2), stabilized to prevent decomposition, is used in gas-generating systems and lab applications. Falls under HTS 2834.10.5000 as 'other' nitrites including ammonium salts per heading 2826-2842 note, provided stabilization is inorganic. Excludes organic-stabilized forms in 2831.
Duty Rate — Canada → United States
13.1%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Document stabilizer type to confirm inorganic status; handle as UN 2481 hazardous
• Monitor thermal stability certificates
• Avoid moisture to prevent runaway decomposition