Chlorpyrifos standard volume (μl)
Concentration (μg)
Average spot diameter (mm)
0
0
0
2 (1 spot)
20.6
2
4 (2 spots)
41.2
2.2
6 (3 spots)
61.8
2.4
8 (4 spots)
82.4
2.6
10 (5 spots)
103
2.8
Table 6:
Spot diameter versus concentration for Chlorpyrifos.
