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Table 3

Parameters of adsorption kinetics of cadmium (II) ions on PGCM and MPGCM

AdsorbentPseudo-first-order kinetics
Pseudo-second-order kinetics
 
qek1R2qek2R2qe, exp. (mg/g)
PGCM 15.08 0.019 0.965 43.47 0.0027 0.997 41.0 
MPGCM 11.38 0.017 0.950 47.60 0.0023 0.992 42.0 
AdsorbentPseudo-first-order kinetics
Pseudo-second-order kinetics
 
qek1R2qek2R2qe, exp. (mg/g)
PGCM 15.08 0.019 0.965 43.47 0.0027 0.997 41.0 
MPGCM 11.38 0.017 0.950 47.60 0.0023 0.992 42.0 
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