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
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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