Manufacturing Products


  • Honjo Chemical is one of the few companies in the world that produce germane gas.
  • As the only manufacturer in Japan and through the years of experience, we take measures to meet the rapidly revised and improved specification requirements for raw materials as timely as possible to provide a stable supply to our customers.

Germane gas

Germane gas is a hydride special material gas that is used to improve the processing speed of semiconductors and to increase the energy conversion efficiency in solar panels.

Germane gas100% pure gas
Germane gas diluted10% diluted with Hydrogen
Germane Gas
Solar Battery・LSI
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