Research Article

Transport of Zn (II) by TDDA-Polypropylene Supported Liquid Membranes and Recovery from Waste Discharge Liquor of Galvanizing Plant of Zn (II)

Figure 7

Effect of NaOH concentration in strip solution on the flux of Zn (II). [NaOH] in stripping solution 0.05 mol/dm3 to 2.5 mol/dm3, [HCl] in feed solution = 2.0 mol/dm3, [TDDA] in membrane phase = 0.80 mol/dm3, time = 5.0 h.