Dinitrobenzene (mixed isomers) from Mexico
Mixed dinitrobenzene isomers (1,3- and 1,4-) are nitrated hydrocarbon derivatives used in dye and explosive manufacture. While containing two nitro groups, classified under HTS 2904.20.5000 'other' as not separately specified. Chapter note 3 prioritizes last numerical heading.
Duty Rate — Mexico → United States
15.5%
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
• Isomer ratio analysis (NMR) required; >10% mononitro triggers reclassification
• Explosive material permit needed for >25kg packages
• Purity >95% essential; stabilizers must be transport-justified only