Research Article

The Effect of Chloride and Sulfate Ions on the Adsorption of Cd2+ on Clay and Sandy Loam Egyptian Soils

Figure 1

Cadmium adsorption isotherms by (a) alluvial soil and (b) calcareous soil, at different concentrations of NaCl and Na2SO4 as electrolyte matrices. Empty circles are for 0.05 N, solid circles for 0.15 N NaCl, empty squares for 0.05 N Na2SO4, and solid squares for 0.15 N Na2SO4.
806252.fig.001a
(a)
806252.fig.001b
(b)