Skip to main content
. 2018 May 22;8(33):18723–18733. doi: 10.1039/c8ra02055h

Fig. 1. (a) FTIR spectra of native cellulose, SA, PEI-RCSA and PEI, (b) a, b, c, and d were FTIR spectra of PEI-RCSA and the PEI-RCSA adsorption of Cu(ii), Zn(ii) and Pb(ii), respectively, (c) TGA thermograms of PEI-RCSA and RC, (d) and (e) SEM images of PEI-RCSA, (f) SEM image of RC.

Fig. 1