Journal of Chemistry / 2013 / Article / Tab 2

Research Article

Adsorption of Cd (II), Cu (II), and Zn (II) from Aqueous Solution onto Nitrogen-Functionalized Desmostachya bipinnata

Table 2

Sorption kinetics of pseudo second order for metal ions.

Metal ions (mg/g) (g/mg/min)

Cd (II)25.680.9992.81 × 10− 3
Cu (II)33.840.9980.80 × 10− 3
Zn (II)39.030.9971.59 × 10− 3