Fig. 3From: Fractionation and characterization of lignin streams from unique high-lignin content endocarp feedstocksa Effects of three pretreatment methods using deep eutectic solvent (DES), dilute acid (DA), and alkaline (AL) on lignin fractionation into pretreatment liquid and solid residue streams for peach (P) and walnut (W) endocarps; b enzymatic hydrolysis profiles of untreated, DES, DA, and AL pretreated peach and walnut endocarps (data points represent means and error bars are standard deviation from the mean of three independent replicates)Back to article page