Fig. 8From: Synthesis and characterization of poly (styrene-co-acrylamide)-graft-polyanilines as new sorbents for mercuric present in aqueous hydrocarbon liquidsRemoval efficiency (%) of copolymer (a), aniline graft (b) and 2-chloroaniline graft (c) and with time contacts 20 m, 15 m and 5 m (d) at temperatures 15 °C, 20 °C, 25 °C and 37 °CBack to article page