Pseudo first-order kinetic model
  qe,exp(ppm) Qe,1cal (mg/g) k1 (min-1) R12
Bentonite 30.67 21.3810978 0.018401 0.95747
CTAB-MBn 148.41 107.359381 0.015361 0.96273
  Pseudo second-order kineticĀ  model
  qe,exp (ppm) Qe,2cal (mg/g) k2 (g /mg.min) R22
Bentonite 30.67 33.4896 0.00057 0.99798
CTAB-MBn 148.41 163.9344 6.17388*10-6 0.98696
Table 4: Kinetic parameters for the adsorption of Congo red onto Bentonite CTABMBn.
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