Figure 8 | Scientific Reports

Figure 8

From: Accelerated Sorption Diffusion for Cu(II) Retention by Anchorage of Nano-zirconium Dioxide onto Highly charged Polystyrene Material

Figure 8

Adsorption kinetics of Cu(II) ions onto NZO-PS and its matrix PS at 298 K. (a) the pseudo-first-order fitting (a) the line fitting for K values; (b) the pseudo-second-order fitting (b) the line fitting for K values; (c) the intraparticle diffusion model (sorbent: 0.2 g/L, initial Cu(II) 0.5 mM pH = 5.3–6.1); (d) sorption isotherms onto NZO-PS at different temperatures by Langmuir model fitting.

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