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Gallium selenide | Ga2Se3


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We can provide Gallium selenide (Ga2Se3) with the purity of 99.99%, 99.999%,99.9999% and 99.99999% in size of ingot, lump and powder. Heeger Materials offers a selection of over 100 high purity products, including metals, metal oxides and metal salts, with 99.999% purity or higher. 

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Data sheet

Purity99.99%-99.999% (4N-5N)
ProductGallium selenide

More info

Gallium(III) selenide (Ga2Se3) is a chemical compound. It has a defective sphalerite (cubic form of ZnS) structure. It is a p-type semiconductor.

High-purity and ultra-high purity Gallium selenide (Ga2Se3) materials are crucial components for the research, development, and production of advanced technologies which require optimum properties, performance, and quality.

  • Ga2Se3
  • 99.99%-99.999 %
  • 3 mm - 12 mm
  • Class 9
  • 234-693-8
  • UN3077
  • 12024-24-7
  • PG III
  • Molar mass:376.33 g/mol
  • Appearance:reddish-black crystals
  • Density: 4.92 g/cm3
  • Melting point: 1,020 °C (1,870 °F; 1,290 K)
  • Solubility in water: decomposition


  • Gallium Selenide (Ga2Se3) Lump
  • Gallium selenide (Ga2Se3) Granules
  • Gallium selenide (Ga2Se3) Powder
  • Gallium selenide (Ga2Se3) Sputtering Target


Gallium (III) Selenide is a crystalline solid used as a semiconductor and in photo optic applications. It is also used as an intermediate in food, agriculture, and pharmaceuticals.


It is packed with dacron film, then covered with a sealed plastic film bag or in a polyethylene bottle.

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