Radioisotopes
Isotope
Half Life
Tc-95
20.0 hours
Tc-95m
61.0 days
Tc-96
4.28 days
Tc-96m
51.5 minutes
Tc-97
2600000.0 years
Tc-97m
90.0 days
Tc-98
4200000.0 years
Tc-99
2.13E7 years
Tc-99m
6.0 hours
Tc-100
14.2 minutes
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