Influence of shear force on floc properties and residual aluminum in humic acid treatment by nano-Al13

Effect of shear forces on total residual Al and dissolved residual Al in humic acid coagulations by PACl and Al13 at dosages of 5.5 mg/L. Fig. a Variations of total residual Al concentrations with shear force. Fig. b Variations of dissolved residual Al concentrations with shear force.