-43- Table 3. Disintegration Energy (E) and Fractional Deposition (F) in Reference Organ for Five Major Radionuclides. Radionuclide E(MeV) 1375 0,59 0c) 606, 239,240, MB soc: Bone Liver Whole Body F F F - - 1.0 11 10.3 0.87 53 : 1.35(-5) 1.20(-5) ; 0.3 :