Tc99m

 

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For completeness, a summary for Tc99m is given below.

decay process                 isomeric decay
Half Life                             6 hours
Principal emmission     140kev gamma ray, used for imaging.

    

Energy
(kev)
Abundance %
Photons 140 88
18 7
Electrons 190 7
120 - 140 10
1.9 11
0.4 124

 

 

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Last modified: November 29, 2002