Figure 3: CWT signals of AM (dotted lines) and AT (solid lines) with concentrations of (1) 1.0, (2) 3.0, (3) 4.0, (4) 5.2, (5) 6.8, (6) 8.0, (7) 10.0, (8) 16.0, (9) 20.0 and (10) 35.0 mg L-1.