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.