Experimental Design of Photo-Fenton Reactions for the Treatment of Car Wash Wastewater Effluents by Response Surface Methodological Analysis

<table>3D surface and contour plot of response surface curve for COD removal showing interaction between Fe<sup>2+</sup> and pH.</table>

Advances in Environmental Chemistry

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Figure 4

Figure 4: Experimental Design of Photo-Fenton Reactions for the Treatment of Car Wash Wastewater Effluents by Response Surface Methodological Analysis 

Figure 4 | Experimental Design of Photo-Fenton Reactions for the Treatment of Car Wash Wastewater Effluents by Response Surface Methodological Analysis 