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A silver metal which is liquid at temperatures not far above room temperature. First discovered in 1875.


Indium does not occur as a free element in nature but as compounds in zinc ores in trace amounts.

Gallium is recovered as a byproduct during aluminium production.

Forms Supplied

Pure metal:

  • 99.99% (4N) purity

  • 99.999% (5N) purity

  • 99.9999% (6N) high purity

  • 99.99999% (7N) ultra high purity

  • 99.999999% (8N) ultra high purity MBE grade


  • Gallium oxide (Ga2O3)

  • Gallium trichloride (GaCl3)

  • Gallium (III) sulphate (Ga2(SO4)3)

  • Gallium (III) nitrate hydrate (Ga(NO3)3 · xH2O)

Typical Applications

  • III/V-semiconductor materials such as gallium antimonide (GaSb), gallium arsenide (GaAs) and gallium nitride (GaN).

  • Manufacture of copper indium gallium diselenide (CIGS), a thin-film photovoltaic material.

  • Molecular beam epitaxy (MBE) source material.

  • Gallium trichloride (GaCl3) is an organic precursor compound for metalorganic chemical vapour deposition (MOCVD).

Minor Metals, Compounds and Chemicals

Recycling Services

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