Figure 2

The effect of adding oxidant on extraction efficiency (experimental conditions: 1.2 g composite material, 0.5 g simulated oil (1600 mg/L sulphur content), 25 °C, 800 rpm, 60 min).
The effect of adding oxidant on extraction efficiency (experimental conditions: 1.2 g composite material, 0.5 g simulated oil (1600 mg/L sulphur content), 25 °C, 800 rpm, 60 min).