Ytterbium (Yb) Metal 99.5% 2N5 - MSE Supplies LLC

MSE PRO Ytterbium (Yb) Metal 99.5% 2N5

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MSE PRO™ Ytterbium (Yb) Metal 99.5% 2N5

  • Product Number: CM0130 (1 kg)
  • Formula: Yb
  • CAS Number: 7440-64-4
  • Molecular Weight: 173.05 g/mol
  • Density: 6.90 g/cm³ at 25 °C
  • Melting Point: 824 °C
  • Color: Silvery white; with a pale yellow tint
  • Boiling point: 1196 °C
  • Purity: 99.9% 2N5 (Yb/TREM*)
* TREM - Total Rare Earth Metals


    Ytterbium (Yb) is a rare earth element that belongs to the lanthanide series. It is used as the source of gamma rays, in high-stability atomic clocks, as additives of stainless steel, as dopant of active media, as ion qubits for quantum computing and in stress gauges.

    Notes: More detailed product information including SDS, certificate of analysis (COA), lead time and volume pricing are available upon request. Please contact us for bulk order discount.

    Rare Earth Impurities Content (%) Non-Rare Earth Impurities Content (%)
    La<0.01 Fe<0.005
    Ce<0.01 Al<0.03
    Pr<0.01 Si<0.03
    Sm<0.01 Ca<0.01
    Eu<0.01 Mg<0.03
    Y<0.01 C<0.03



    [1] Ytterbium-doped fiber laser behavior in a gamma-ray environment. In Photonics for Space Environments X, vol. 5897, pp. 129-137. SPIE, 2005.

    [2] Ytterbium in quantum gases and atomic clocks: van der Waals interactions and blackbody shifts. Physical review letters 109, no. 23 (2012): 230802.

    [3] Impact of gamma-ray radiation-induced photodarkening on mode instability degradation of an ytterbium-doped fiber amplifier. Optics Express 26, no. 16 (2018): 20430-20441.