Ni (II) |
Cu (II) |
Initial concentration (ppm) |
Percent removal |
Initial concentration ppm |
Percent removal |
25 |
84.0 |
25 |
90.0 |
50 |
72.0 |
50 |
85.4 |
75 |
66.8 |
75 |
78.0 |
100 |
56.2 |
100 |
70.2 |
125 |
51.2 |
125 |
66.0 |
150 |
48.3 |
150 |
61.0 |
175 |
44.0 |
175 |
58.1 |
200 |
42.0 |
200 |
51.0 |
pH 6.0, temp 60°C, Contact time 90 minutes, biomass dose 0.1 g in 100 mL
metal ion solution |
