Figure 8
From: Remediation of chromium-slag leakage with electricity cogeneration via a urea-Cr(VI) cell

Variation of cell voltage with time under different initial Cr(VI) concentrations in 0.5 M H2SO4 and fixing the anolyte urea at 1.0 M in 1.0 M KOH, with a constant load of 1 kΩ.