Initia lmetal ion concentration (mg/1) Amount of metal ion adsorbed (mg/g), qe Amount of metal ion adsorbed (mg/g), Amount of metal ion adsorbed (mg/g), qe
  Ni Cu Zn
10 0.078 0.077 0.081
20 0.082 0.074 0.088
30 0.082 0.078 0.089
40 0.084 0.077 0.089
50 0.081 0.076 0.092
60 0.084 0.077 0.091
70 0.086 0.077 0.091
80 0.085 0.079 0.091
(Mass of biomass 2.5mg, temperature 25°C, pH 5.0, time 50 minutes, volume 50ml).
Table 2: Effect of initial metal ion concentration on metal ion removal.