Fig. 2From: Novel diaminoguanidine functionalized cellulose: synthesis, characterization, adsorption characteristics and application for ICP-AES determination of copper(II), mercury(II), lead(II) and cadmium(II) from aqueous solutionsDigital photographs of: a Native cellulose powder, b oxidized cellulose, c modified cellulose (DiGu.MC), d Cu(II)-DiGu-MC, e Hg(II)-DiGu-MC, f Pb(II)-DiGu-MC and g Cd(II)-DiGu-MCBack to article page