Research Article

Efficient Removal of 2,4-DCP by Nano Zero-Valent Iron-Reduced Graphene Oxide: Statistical Modeling and Process Optimization Using RSM-BBD Approach

Figure 7

The 3D response surface plots for the (a) dosage and initial concentration, (b) dosage and reaction time, (c) initial pH and dosage, (d) initial concentration and reaction time, (e) initial concentration and initial pH, and (f) initial pH and reaction time.
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(b)
(c)
(d)
(e)
(f)