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Table 3 The pseudo-second-order model for adsorption of Pb(II) ions onto cell-AA, cell-β-AN, and cell-β-AG

From: Cellulose polymers with β-amino ester pendant group: design, synthesis, molecular docking and application in adsorption of toxic metals from wastewater

 

Cell-AA

Cell-β-AN

Cell-β-AG

 

K2 (g/mg.min)

Qcal (mg/g)

R2

K2 (g/mg.min)

Qcal (mg/g)

R2

K2 (g/mg.min)

Qcal (mg/g)

R2

 

Pb(II)

0.3356

427.3254

0.9885

0.4325

548.3224

0.9750

0.465

632.2134

0.9887

 
 

Cell-AA

Cell-β-AN

Cell-β-AG

 

Kid

Z

R2

Kid

Z

R2

Kid

Z

R2

Pb(II)

0.1625

5.9021

0.9402

0.1503

5.8507

0.9514

0.1844

5.6977

0.9465

  1. Parameters explain the intra-particle diffusion of Pb(II) ions onto cell-AA, cell-β-AN, and cell-β-AG.