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Figure 3

From: Selected Heavy Metals Removal From Electroplating Wastewater by Purified and Polyhydroxylbutyrate Functionalized Carbon Nanotubes Adsorbents

Figure 3

Effects of contact time on heavy metals removal onto (a) P-CNTs and (b) PHB-CNTs. Effects of adsorbent dosage on heavy metals removal onto (c) P-CNTs and (d) PHB-CNTs. Effects of temperature on heavy metals removal onto (e) P-CNTs and (f) PHB-CNTs. (g) Comparative effects of the adsorption/removal factors of heavy metals from electroplating wastewater. (h) Pseudo second order rate equation plot for heavy metals removal onto P-CNTs. (i) Pseudo second order rate equation plot for heavy metals removal onto PHB-CNTs. (j) Vant’ Hoff Plot of heavy metals adsorption using P-CNTs. (k) Vant’ Hoff Plot of heavy metals adsorption using PHB-CNTs.

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