Fig. 5From: Guar gum-grafted poly(acrylonitrile)-templated silica xerogel: nanoengineered material for lead ion removalPb2+ adsorption by templated silica xerogel (H900) with a effect of pH, b effect of adsorbent dose, c effect of initial Pb2+ concentrations, d effect of electrolytes, and e effect of temperatureBack to article page