</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Nitromethane from Mexico

Nitromethane (CH3NO2) features a nitro group (-NO2) attached to methane but classified under HTS 2929.90.50.95 per chapter note excluding nitro groups from heading 2929 definition for nitrogen-functions. Used in fuels and explosives.

Duty Rate — Mexico → United States

16.5%

Rate breakdown

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

Import Tips

UN 1268 flammable liquid; ATF permit may be required for explosive precursor status

Purity >99% required for Chapter 29; technical grades go to 3824

Distinguish from nitrobenzene (2904.20) by aliphatic vs aromatic nature