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Table 2

Parameters of isotherm models for adsorption of cadmium (II) ions on PGCM and MPGCM

AdsorbentIsotherm model
Langmuir
Freundlich
Temkin
qmax (mg/g)KL (l/g)R2nKR2BAR2
PGCM 111.11 0.029 0.991 1.44 4.89 0.990 22.21 0.34 0.984 
MPGCM 142.85 0.022 0.999 1.33 4.47 0.992 24.85 0.31 0.983 
AdsorbentIsotherm model
Langmuir
Freundlich
Temkin
qmax (mg/g)KL (l/g)R2nKR2BAR2
PGCM 111.11 0.029 0.991 1.44 4.89 0.990 22.21 0.34 0.984 
MPGCM 142.85 0.022 0.999 1.33 4.47 0.992 24.85 0.31 0.983 
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