Fig. 7From: 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) doses at different time intervals at contact time 20Â m for three samples (d)Back to article page