Table 1. Results of Interlaboratory Calibration of an Electrodeposited Pu Source. 242, 239-240), 238), D/M D/M D/M 8.83 8.80 8.83 8.42 8.63 8.24 4.09 4.57 4.63 4.57 3.93 5.00 0.76 0.78 0.83 0.72 0.68 0.77 Mean X = 8.62 4.46 0.76 One Standard Deviation = 0.247 0.390 0.052 2.86 8.76 6.8 Percent 22 Bat on. Deviation =