Fig. 7From: Removal and tracing of cephalosporins in industrial wastewater by SPE-HPLC: optimization of adsorption kinetics on mesoporous silica nanoparticlesa Langmuir adsorption isotherm of cefadroxil, b Freundlich adsorption isotherm of cefadroxil, c Langmuir adsorption isotherm of cefprozil, d Freundlich adsorption isotherm of cefprozil, e Langmuir adsorption isotherm of cefradine, and f Freundlich adsorption isotherm of cefradine on MSN at optimum conditionsBack to article page