It can be seen that an increase in current density from 10.02 to 20.04 A/m2 yields slight increase in the % Cr3+ removal from 98.97% to 99.8%. While an increase in current density from 10.02 to 30.06 A/m2 yields a slight decrease in the % Cr6+ removal from 100% to 98.56%. The slight dependence of % removal of both Cr ions on current density may be attributed to the high effectiveness of the present cell in removal of such ions which approaches the complete removal within the present range of current density