Table 2, Dist#ibution of Plutonium in Size Fractions and Contribution of Sizes to Total Soil Plutonium Size Range Sample No. (um) 2000-840 140-250 250-125 125-53 52-20 20-5 5-2 < 2 6A A B Cc 6 0 0.1 6 1 0.3 5 1 0.3 208 44 12.4 2358 233 65.9 695 63 17.8 239 9 2.6 92 2 0.6 6B A B C 10 1 0.5 13 2 1.9 6 1 0.8 7 1 0.9 1143 102 78.8 149 16 12.6 52 3 2.6 64 3 2.0 6C A B C 4 0 0.2 6 2 0.9 4 1 0.4 155 22 11.6 2337 136 72.4 288 19 9.9 257 8 4.1 34 1 0.5 OT Activity* *Activity: A = dpm/g in size fraction. B = Contribution in dpm/g of soil, activity rounded off to nearest whole number. C = Percentage contribution of activity in size fraction to soil.