Table 4. The Relative Abundance Calculated from the Absorption Peak Ratio of A
x
to A
2959
based on the Maximum Peak.
Exposure Time (hr)
X=1736
X=1715
X=1697
X=2959
X=833
0
0.08
0.03
0.03
1.00
0.56
42
0.08
0.02
0.03
1.00
0.56
163
0.10
0.05
0.06
1.00
0.54
492
0.11
0.05
0.06
1.00
0.52
753
0.13
0.08
0.10
1.00
0.50
Numbers are calculated from numbers in parentheses in
Table 3
.