Table 8.
Desorption of Ni2+, Cr6+and Zn2+ from the biomass of Nocardiopsis sp. MORSY1948 and Nocardia sp. MORSY2014.
No. of cycles | Sorption efficiency (%) |
Desorption efficiency (%) |
||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MORSY1948 |
MORSY2014 |
MORSY1948 |
MORSY2014 |
|||||||||
Ni2+ | Cr6+ | Zn2+ | Ni2+ | Cr6+ | Zn2+ | Ni2+ | Cr6+ | Zn2+ | Ni2+ | Cr6+ | Zn2+ | |
1 | 100 | 100 | 100 | 100 | 100 | 100 | 99.12 | 91.18 | 99.29 | 98.53 | 99.70 | 98.1 |
2 | 98.63 | 99.06 | 100 | 94.57 | 100 | 97.75 | 98.28 | 88.27 | 99.04 | 92.18 | 99.01 | 96.3 |
3 | 96.51 | 98.20 | 99.45 | 90.85 | 99.4 | 96.22 | 97.53 | 87.50 | 98.02 | 89.26 | 98.65 | 94.18 |
4 | 95.96 | 98.20 | 97.09 | 88.71 | 99.0 | 95.08 | 95.70 | 85.74 | 95.90 | 85.95 | 98.00 | 92.16 |
5 | 94.32 | 97.14 | 96.81 | 88.05 | 99.0 | 93.14 | 94.98 | 84.92 | 94.73 | 82.64 | 97.23 | 89.8 |