Table 3.
Particle
Range
Particulate
Weight
Concentration
Concentration (aCi/m3)
Concentration (pCi/g)
0.440
19.3
30
1.6
29
1.55
0.083
1.50
3.3-7
0.169
7.4
18
0.6
18
2.43
0.081
2.43
2.0-3.3
0.097
4.3
16
<0.5
16
3.76
<0.2
3.76
1.1-2.0
0.102
4.5
12
<0.5
11
2.68
<0.2
2.46
0.445
19.5
0.23
<O.1
0.18
(um)
> 7
Gel
Uranium Concentrations on Each Stage of the Cascade Impactor
< 1.1
(g)
(ug/m3)
234y
4.5
235y
<0.5
238y
3.5
234 yy
2351
238y