Fig. 2From: Chitosan microspheres/sodium alginate hybrid beads: an efficient green adsorbent for heavy metals removal from aqueous solutionsATR-FTIR spectra of CSM/SA hybrid beads, (CSM/SA-Pb) CSM/CA hybrid beads loaded Pb(II) and (CSM/SA-Cr) CSM/CA hybrid beads loaded Cr(VI)Back to article page