Figure 3

The FTIR spectra of AC (a, b) and (P/Ti-1/2)15@AC (c, d) before (a, c) and after (b, d) the denitrification application.

The FTIR spectra of AC (a, b) and (P/Ti-1/2)15@AC (c, d) before (a, c) and after (b, d) the denitrification application.