fig4
Figure 4. The pseudo-first-order (blue) and pseudo-second-order (red) models were used to fit the kinetic model of HNU-G4 adsorption Pb (II) process.
Figure 4. The pseudo-first-order (blue) and pseudo-second-order (red) models were used to fit the kinetic model of HNU-G4 adsorption Pb (II) process.
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