Aspartic Acid- and Glycine-Functionalized Mesoporous Silica as an Effective Adsorbent to Remove Methylene Blue from Contaminated Water

Figure 9

(a) Langmuir adsorption isotherm fit of MB onto Asp-MSNs and Gly-MSNs, and (b) Freundlich adsorption isotherm fit of MB onto Asp-MSNs and Gly-MSNs ( =10 mg,  =10 mL, pH =7, and  =298 K).

(a)

(b)