Fig. 4
From: Pincer ligand mesoporous material in heavy metal adsorption for environmental purposes

FT-IR spectra for @SiCl (left) and for @SiA3 (right). Highligted regions show the introduction of C-H and C = N and C = C bonds after grafting.
From: Pincer ligand mesoporous material in heavy metal adsorption for environmental purposes
FT-IR spectra for @SiCl (left) and for @SiA3 (right). Highligted regions show the introduction of C-H and C = N and C = C bonds after grafting.