Table 4 Total Body Dosimetric and Physiologic Data Nuc lide 2 Compartment Deposition Fraction xj Compartment Removal Rate Constant : yea GI Tract to Blood Transfer Fraction Excreted in Urine f fy Decay Constant a al Significant Progeny Branching Ratio 2 33C8 0.13 0.50 1.0 0.90 63x10"? pa 0.946 $Pzn 0.25 0.058 0.35 0.25 2.8x1077 3 0.49 0.23 0.20 0.85 6.5xl072 Mase 0.87 0.75 0.89 0.059 0.051 0.0051 0.0022 7.11076 1.0%1074 seco 0.5 0.3 O.1 0.1 0.12 0.012 8.7x1074 1.4 7Fe 1.0 3.5x107" ay 908 40 0.05 0.70 3.6x107" 0.1 0.0 7.0x107> (6 1.0 ze oyNi 0.0002 1.0