For Cu2+ adsorption on the algal CGP41251 under study, the highest maximum bed capacity and the longest breakthrough time is obtained at higher pH, in agreement with batch adsorption experiments as well as other studies .
Fig. 2. Breakthrough curves at 40 mg l−1 inlet concentration (4 g–6.75 ml min−1) for two initial pH conditions. The dotted and solid lines represent the fitting curves of the Thomas model.Figure optionsDownload full-size imageDownload as PowerPoint slide