Concentration(PPM)

UV-A(2.0 mW/cm2)

UV-B(0.5 mW/cm2)

Sunlight

25

0.033

0.053

0.071

50

0.093

0.132

0.138

75

0.154

0.209

0.183

100

0.182

0.277

0.223

Table 2 (b): Generation of superoxide in pyrene on exposing in UV-A, UV-B, and Sunlight for 20mins.
Goto home»