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Table 5 Comparison of the several studies’ results on degradation and mineralization of PQ by AOPs

From: Degradation of paraquat herbicide using hybrid AOP process: statistical optimization, kinetic study, and estimation of electrical energy consumption

Optimum conditions %DE %Min Refs.
Concentration of PQ (mg L−1) initial pH Oxidant amount (mg L−1) Amount catalyst (g L−1) Radiation time (min) Temperature (°C)
20 3 [H2O2] = 425 [C-Fe] = 1 720 25 90 100 [40]
10 6.7 [TiO2 P25/ ß-SiC] = 3 70 20 43 27 [32]
10 6 [TiO2/RH-SiO2] = 2 120 25 90 [41]
10 5.8   [TiO2] = 0.35 300 25 84   [33]
30 6 [PI] = 90 [TiO2] = 125 40 25 90 55 This study
30 6.3 [PS] = 400 [TiO2] = 150 40 25 77 32 This study