Unsymmetrical Dimethylhydrazine from Mexico
UDMH (1,1-dimethylhydrazine) used in hypergolic rocket fuels. Classified under HTS 2825.10.00.00 if meeting inorganic chemical definition, though typically organic.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Strict ITAR licensing for defense applications
• UN 1167 toxic flammable liquid requirements
• Purity >99.5% required for fuel grade classification