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Isotope
Table 15.4. Comparison of Fission Product Activity Produced with Activity Found in Various Loop Regions
All activities in units of 10" disimin, referred to ORR shutdown, 4-4-67, 0800
99&*" 103Ru 132 12QTe 9SNbe 95zr 1311 140Ba 89sr YIy 137cs 14lC, 144Ce 147pjd
Half-life 66 h 39.7 d 366.6 d 77.7 h 33 d 35 d 65 d 8.05 d 12.8 d 50.4 d 58.3 d 30 y 32.8 d 254 d 11.1 d
Fission yield, YO 6.1 3.0 0.38 4.3 0.34 6.2 6.2 2.93 6.35 4.79 5.8 6.0 6.0 5.6 2.6
Total activity formedb 940 8100 190 1140 970 7400 12.800 5000 16,500 11,500 12,900 108 17,300 3500 6100
Found in salt samples' 2 6 d 9 d 1530 8900 1520 4800 7550 15,600 94 12,100 3830 4400
20 i290 13,300 1570 5000 9370 7300 103 13,500 4330 3900
Found in residual salt 1110 1 80 226 902
Found in graphite 385 d d 360 57-1- 1001 126 24 410 753 d
d 277 68 146
Found on loop metal 220 d d 160 5% 1300 77 80 220 122 d d 77 16 42
Found in salt sample line 93 d d 82 -5t 246 104 57 150 84 d d 114 23 115
Found in hot-gas sample h e '5.2 d d 0.4 (0.1