UDMH / N2O4

Overview

A storable hypergolic combination that ignites on contact without an igniter. Long the mainstay of the Proton and early Long March vehicles; toxic and being phased out for new designs.

Knowledge connections

• Propellant ofVikas

Sources

Facts on this topic will be cited from these primary and reference sources.

• NASANational Aeronautics and Space Administration

  Mission data, planetary science, space telescopes, and public-domain imagery.

  Most NASA-produced imagery is in the public domain; individual items are checked for usage terms before publication.