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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.