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Radioactive Pharmaceuticals


Half-Lives of Some Radioisotopes
Half-Life Vs Disintegration Constant
Conversion Equivalents




















Half-Lives of Some Radioisotopes

RadioisotopeHalf-life
198Au2.70 days
14C5,700 years
45Ca180 days
57Co270 days
60Co5.27 years
51Cr27.8 days
59Fe45.1 days
67Ga78.3 days
203Hg46.6 days
123I13.2 hours
125I60 days
131I8.08 days
111In2.83 days
42K12.4 hours
81mKr13.1 seconds
99Mo2.6 years
22Na2.6 years
24Na15.0 hours
32P14.3 days
35S87.2 days
75Se120 days
85Sr64 days
99mTc6.0 hours
201Tl73.1 hours
133Xe5.24 days
169Yb32.0 days
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Half-Life Vs Disintegration Constant

Half-Life:
Disintegration Constant:
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Conversion Equivalents

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