Fig. 2 and it clearly indicates that PAC is even able to remove HA at low dosage. The removal ratio was maintained more than 95% when the PAC dosage was more than 20 mg/L.
Fig. 2 and itclearly indicates that PAC is even able to remove HA at low dosage.The removal ratio was maintained more than 95% when the PACdosage was more than 20 mg/L.