Research Article
Removal of Polyvinyl Alcohol in Aqueous Solutions Using an Innovative Paired Photoelectrochemical Oxidative System in a Divided Electrochemical Cell
Figure 6
Effect of UV-light intensity: (a) removal efficiency and SEC of PVA and (b) concentration of H2O2 generation with different UV-light intensity in the cathodic compartment (current density = 3 mA cm−2, temperature = 323 K, anodic compartment: PVA = 50 mg L−1, Ce(III) = 0.01 M, HNO3 = 0.3 M; cathodic compartment: PVA = 50 mg L−1, Na2SO4 = 0.05 M, pH = 3, and oxygen flow rate = 500 cm3 min−1).
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