Endocrine Disruptor Degradation by UV/Chlorine and the Impact of Their Removal on Estrogenic Activity and Toxicity

Figure 2

EDC photodegradation and respective pseudo-first-order rate constants (seconds) by Cl/UVC in ultrapure water under different chlorine concentrations: (a) 0.2 mg·L^-1; (b) 1 mg·L^-1; (c) 1.5 mg·L^-1; (d) 2.0 mg·L^-1. Initial EDC concentrations: 100 μg·L^-1, UVC irradiance = 14.79 mW cm^-2, T = 25°C, pH = 7, reaction time: 5 minutes.

(a)

(b)

(c)

(d)