Fig. 5From: Understanding the structural characteristics of water-soluble phenolic compounds from four pretreatments of corn stover and their inhibitory effects on enzymatic hydrolysis and fermentationFT-IR spectra of WPC derived from different pretreatments. a AL; b DA; c LHW; d AFEX. AL alkali, DA dilute acid, LHW liquid hot water, AFEX ammonia fiber expansionBack to article page