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. 2019 Feb 2;11(2):252. doi: 10.3390/polym11020252

Figure 1.

Figure 1

Amount of Direct Red 83:1 adsorbed by β-CDs-EPI and HP-β-CDs-EPI as function of contact time, for different dye concentrations. 25 mg/L (●), 50 mg/L (○), 75 mg/L (■), 100 mg/L (□), 150 mg/L (▲), 200 mg/L (Δ), 250 mg/L (♦) and 300 mg/L (⟡).