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Sodium 22

Chemical Symbol: Na-22 Half-Life: 2.6018 years
Atomic Number: 11 Decay Constant: 0.266411 years-1
Mass Number: 22 (11 neutrons) Decay Mode: Beta
U.S. NRC Exempt Quantity Limit: 10 μCi (370 kBq) IAEA Exempt Quantity Limit: 27 μCi (1000 kBq)

Gammas From Na-22

Energy (keV)

Intensity (%)
1274.53

99.944

X-rays From Na-22

Energy (keV) Intensity (%)

Assignment

0.848

0.053 Ne Kα2
0.849 0.106

Ne Kα1

 

Reference(s):

  • Health Physics and Radiological Health, 4th Edition by Thomas E. Johnson PhD, Brian K. Birky Ph.D.
  • National Nuclear Data Center database – http://www.nndc.bnl.gov/
  • Table of Radioactive Isotopes (ToRI) database – http:/nucleardata.nuclear.lu.se/nucleardata/toi/

 

Prepared by:

Spectrum Techniques, LLC.