Fig. 6From: Carbon nanotube/Chitosan hydrogel for adsorption of acid red 73 in aqueous and soil environmentsAdsorption mechanism: Isotherm fitting of AR73 adsorption on MWCNTs/CH: (a) Langmuir, (b) Freundlich, and (c) Temkin models and adsorption kinetics: (d) pseudo first-order, (e) pseudo second-order, and (f) intraparticle diffusion modelsBack to article page