From: Evaluation of Cr(VI) adsorption on glutaraldehyde crosslinked chitosan beads using cyclic voltammetry employing gold electrode
Type of beads
Swelling degree (%)
Porosity (%)
Pristine chitosan (C)
95.4 ± 2.3
6.2 ± 0.1
Chitosan cross-linked glutaraldehyde (C + G)
87 ± 1.8
5.9 ± 0.1