Fig. 9

(A) Comparison of HA (10 mg·L−1) removal efficiency by five different treatment systems (reaction time: 30 min). (B) HA (10 mg·L−1) removal efficiency by five different treatment systems at the reaction time of 20 min.

(A) Comparison of HA (10 mg·L−1) removal efficiency by five different treatment systems (reaction time: 30 min). (B) HA (10 mg·L−1) removal efficiency by five different treatment systems at the reaction time of 20 min.