Advances in Environmental Chemistry / 2014 / Article / Tab 1

Research Article

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

Table 1

Properties of chemicals used in the study1.

CompoundMolecular weightFormulaManufacturerPurity

Iron chloride tetrahydrate198.8FeCl2·4H2OSigma-Aldrich98.0%
Hydrogen peroxide134.01H2O2Sigma-Aldrich30 wt%
Sulfuric acid98.08H2SO4Sigma-Aldrich97.0%

1Hydrogen peroxide solution with a stabilizer (dipicolinic acid (approximately 40 mg/L)).