Concentration (PPM)
UV-A (2.0 mW/cm
2
)
UV-B (0.5 mW/cm
2
)
Sunlight
20
0.252
0.057
0.010
30
0.243
0.131
0.010
40
0.412
0.156
0.010
50
0.425
0.158
0.010
Control (50ppm)
0.010
0.010
0.010
Table 2b:
Generation of superoxide in Benzenthrone on exposing in UV-A, UVB, and Sunlight for 20mins.
