【Introduction】   Since the advent of the [^99m]Tc generator in the 20th century, the radionuclide [^99m]Tc has become an irreplaceable nuclide in clinical nuclear medicine. [99Tcm] meets all the requirements of radionuclides for imaging, and is currently the largest amount of radiopharmaceuticals for diagnostic imaging in clinical nuclear medicine.

【Advantage】   

Half-life of 6.02h

Pure gamma rays

Single energy of 141keV

Multiple oxidation states and coordination number

large-scale production and convenient application

Reasonable price