Earliest Results in the Use of Activated Composite Membranes for the Transport of Silver Ions from Aqueous Solutions

Figure 3

Silver fraction in different phases as function of time during a transport experiment through an ACM prepared with (a) DTPA 0.25 mol L⁻¹ and (b) DTPA 1.00 mol L⁻¹. Feed phase with Ag  mol L⁻¹ in HNO₃ 0.1 mol L⁻¹; stripping phase with thiourea 0.6 mol L⁻¹ in sulfuric acid 2 mol L⁻¹.

(a)

(b)