100,000
ACTIVITY (C/M/49 ML)
o
8
Let
10,000
%
a
%.
%
%
4
9
©
2
DW
4
3
8
70
80
SO
i050 110
i260
i530
40 iD
160 170
BO
180 200 2:10 220 230 240 250 260 270 280 290 300
TIME (HR)
Fig. 5.6
Decay Curve of Na24 Sample from Shot 3.
Sample was Collected at Coca Head 6
Nautical Miles from Ground Zero on
Bearing 7°T