fig5
Figure 5. Effects of pH on absorption of (A) TCH (30 mg/L) and (B) OFX (20 mg/L) by LDH and LDO; effects of LDH and LDO dosage on the absorption of (C) TCH and (D) OFX. CK: Blank control group; LDH: layered double hydroxide; LDO: layered double hydroxide.