Research Article

Investigating Methylene Blue Removal from Aqueous Solution by Cysteine-Functionalized Mesoporous Silica

Table 1

Physiochemical data obtained for bare MSNs, MSN-GPTS, and MSN-Cys.

MaterialBET surface area (m2·g−1)Pore volume (cm3·g−1)Average pore size (nm)

Bare MSNs9861.266
MSN-GPTS7430.915
MSN-Cys6520.835