Figure 3From: Elucidation of the effect of ionic liquid pretreatment on rice husk via structural analysesATR FT-IR spectra of rice husk residues and untreated rice husk. FT-IR spectral bands (cm-1): (a) 3750; (b) 3312; (c) 2919; (d) 1637; (e) 1457; (f) 1035; (g) 798.Back to article page