Dinitrobenzene (mixed isomers) from Canada
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 — Canada → United States
15.5%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 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