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Table 1 Chemical composition/cellulose accessibility of ethanol-pretreated biomass

From: New strategy to elucidate the positive effects of extractable lignin on enzymatic hydrolysis by quartz crystal microbalance with dissipation

Biomass Extractives (%) AILa (%) Glucan (%) Hemicellulose (%) Γmax/DR28b (mg/g)
Raw material 1.34 ± 0.11 28.22 ± 0.20 42.59 ± 0.98 22.70 ± 0.42 82.10
EP25 8.04 ± 0.60 26.41 ± 0.24 62.13 ± 0.75 6.93 ± 0.11 348.15
EP25-EW 0.94 ± 0.40 27.57 ± 0.74 65.67 ± 0.81 7.33 ± 0.03 368.52
EP50 7.70 ± 0.12 20.14 ± 2.53 66.56 ± 0.06 9.19 ± 0.04 382.84
EP50-EW 0.77 ± 0.04 18.94 ± 0.45 71.92 ± 0.26 9.67 ± 0.06 406.69
  1. aAIL refers to the acid-insoluble lignin
  2. bΓmax/DR28 refers to the maximum adsorption capacity of direct red dye (DR28) on pretreated materials, interpreted as cellulose accessibility