Evaluation of the Adsorption Efficiency of Glycine-, Iminodiacetic Acid -, and Amino Propyl-Functionalized Silica Nanoparticles for the Removal of Potentially Toxic Elements from Contaminated Water Solution

Figure 4

TGA analysis of (a) MSNs, (b) AP-MSNs, (c) Epoxy-MSNs, (d) Gly-MSNs, (e) IDA-MSNs, and (f) MSNs as made samples.