Fig. 5
Effect of solution pH on % removal of: a Cr(VI) by MSSP and b Cr(VI) by BPP (concentration 30 mg/L, pH, 2, 4, 6 and 8 and contact time 60, 90, 120 and 150 min, agitation speed 150 rpm)
Fig. 5 | BMC Chemistry
Effect of solution pH on % removal of: a Cr(VI) by MSSP and b Cr(VI) by BPP (concentration 30 mg/L, pH, 2, 4, 6 and 8 and contact time 60, 90, 120 and 150 min, agitation speed 150 rpm)