Research Article

In Situ Disassembling Behavior of Composite Hydrogels for the Efficient Removal of Crystal Violet Dye from Aqueous Solution

Figure 5

Interactions of hydrogels with black ash. (a) FTIR spectrum of free hydrogels, (b) hydrogels composite with black ash, and (c) free black ash (from top to bottom) ( -axis = wavenumber and -axis = %transmittance).
632348.fig.005a
(a)
632348.fig.005b
(b)
632348.fig.005c
(c)