From: Evaluation of Aspergillus tamarii NRC 3 biomass as a biosorbent for removal and recovery of heavy metals from contaminated aqueous solutions
Metal ion concentration (ppm)
Metal ion reloaded (ppm)
First cycle
Second cycle
Third cycle
Cu2+ 100
61.56
57.92
50.55
Pb2+ 25
16.65
15.66
12.49
Co+ 2 25
3.16
1.17
0.55
Ni2+ 25
2.52
1.20
0.66
Fe+3 25
21.33
20.98
20.78
Cr3+ 25
10.86
10.14
7.04