Gamma radiation sources: Sodium-22 / Na-22

Radionuclide characteristics
Half-life, days: 950.57 ± 0.23
Photon energy:

γ1511(annihil.) keV (179.8±0.2%)
γ21274.537±0.003 keV (99.940±0.014%)
22Na is incorporated in ceramic matrix and sealed in a welded stainless steel capsule.

Code Nominal
activity *
DxH, mm dxh, mm
mCi MBq
GNa2.11 ** 0.0027-0.27 0.1-10 3x3 2.1x1.5
GNa2.15 0.0027-0.27 0.1-10 8x5 4x1.2

* Tolerance: ±10%

** ISO classification: С64344

ISO classification: С64444

Recommended working life: 15 years

Other dimensions and activities are available on request


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Mössbauer Spectroscopy in Materials Science Conference, 2018 will take place in Prague (Czech Republic) from June 25 to June 28...

During The International Conference on the Applications of the Mössbauer Effect (ICAME-2017) which was held in September, 2017 in St. Petersburg, Russia, 10 pcs. of Mössbauer sources shielding grippers were drawn by RITVERC...

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Ritverc will take part in the meeting of the ICRM-LSC work group. The purpose of this meeting is to discuss issues of liquid scintillation spectrometry...

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