o-Fluoronitrobenzene from Mexico
o-Fluoronitrobenzene (1-fluoro-2-nitrobenzene) contains fluorine ortho to the nitro group on benzene ring. Explicitly named in HTS 2904.99.30.00 for nitrated, halogenated hydrocarbon derivatives. Key building block for fluoroaromatic pharmaceuticals.
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
• Confirm ortho isomer via HPLC; meta/para isomers classify differently under 2904.99
• Include end-use statement specifying synthetic intermediate to avoid mixture classification
• Package under nitrogen atmosphere; document to prevent oxidation-related disputes