It is reported the following positions of these bands: 462.88 cm-1 bending [O-Si(Al)O+ Si-O-Al], 1029.9288 cm-1 stretching [Si(Al)O], 1645.17cm-1 [O-O] bond of water molecules bending (OH), and around 3423.41 cm-1 region stretching (OH).
It is reported the followingpositions of these bands: 462.88 cm-1 bending [O-Si(Al)O+ Si-O-Al],1029.9288 cm-1 stretching [Si(Al)O], 1645.17cm-1 [O-O] bond of watermolecules bending (OH), and around 3423.41 cm-1 region stretching(OH).