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Germanium Oxide (GeO2) Powder

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Germanium Oxide (GeO2) Powder is insoluble in water and hydrochloric acid, but soluble in alkalis, yielding germanates. Its rutile-like structure exhibits greater solubility in water compared to hexagonal germanium dioxide and reacts with water to form germanic acid.

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Data sheet

Molecular FormulaGeO2

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Germanium Oxide, also known as germania, is an inorganic compound with the chemical formula GeO2. It serves as a major commercial source of germanium. It also forms a passivation layer on pure germanium when exposed to atmospheric oxygen. HM provides high-purity Germanium Dioxide powder at a competitive price.

Germanium Oxide (GeO2) Powder

  • Molecular Formula: GeO2
  • CAS No.: 1310-53-8
  • EINECS No.: 215-180-8
  • Purity: 99.999%, 99.9999%
  • Size: <75 um
  • Boiling Point: 1,200 °C
  • Appearance: white powder or colorless crystals
  • Density: 4.228 g/cm3
  • Melting point: 1,115 °C (2,039 °F; 1,388 K)
  • Solubility in water: 4.47 g/L (25 °C), 10.7 g/L (100 °C)
  • Solubility: soluble in HF, insoluble in other acids and alkali
  • Magnetic susceptibility (χ): −34.3·10−6 cm3/mol
  • Refractive index (nD): 1.650
  • Crystal structure: hexagonal

Germanium Oxide (GeO2) Powder Applications

  • Used to make reduced germanium ingot, zone fused germanium ingot and organic germanium.
  • Used as PET catalyst.
  • Germanium tetrachloride for optical fiber, BGO crystal, compound crystal, etc.

Germanium Oxide (GeO2) Powder Packing & Shipping

Germanium dioxide powder should be stored in a ventilated and dry warehouse. The packaging shall be sealed and moisture-proof and do not contact with alkalis and acids. Take it lightly when loading and unloading to prevent the glass bottle from breaking.
Germanium Oxide (GeO2) Powder Packing

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