Research Article

Influence of Synthesis Conditions on the Physicochemical Properties and Catalytic Activity of Fe/Cr-Pillared Bentonites

Figure 7

FTIR spectra of raw and pillared bentonite samples after benzene adsorption: (a) 4000–3200 cm−1, (b) 3200–1600 cm−1, and (c) 2000–1800 cm−1.
237853.fig.007a
(a)
237853.fig.007b
(b)
237853.fig.007c
(c)