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Table 2 Chemical composition of the raw and pretreated A. donax obtained after isothermal [C4mim]Cl-Amberlyst 35DRY pretreatments

From: Facile isothermal solid acid catalyzed ionic liquid pretreatments to enhance the combined sugars production from Arundo donax Linn.

Samples Cellulose Hemicelluloses AILa ASLb Ash Acetyl
Raw 44.59 (44.59)c 17.52 (17.52) 19.15 (19.15) 1.39 (1.39) 0.81 (0.81) 4.91 (4.91)
R90-1.0 44.77 (42.71) 17.15 (16.36) 18.19 (17.35) 1.2 (1.14) 1.09 (1.04) 4.70 (4.49)
R100-1.0 52.38 (41.07) 15.7 (12.31) 19.06 (14.94) 1.25 (0.98) 1.11 (0.87) 4.89 (3.84)
R110-1.0 56.56 (32.80) 11.21 (6.50) 23.27 (13.50) 1.32 (0.77) 1.66 (0.96) 4.22 (2.45)
R120-0.5 51.39 (33.97) 14.13 (9.34) 22.73 (15.02) 1.17 (0.77) 1.23 (0.81) 4.24 (2.79)
R120-1.0 47.43 (22.15) 11.65 (5.44) 25.35 (11.84) 1.03 (0.48) 1.72 (0.80) 4.31 (2.01)
R120-1.5 42.99 (13.63) 9.51 (3.01) 34.46 (10.92) 1.06 (0.34) 1.81 (0.57) 3.99 (1.27)
R130-0.5 54.24 (29.02) 13.85 (7.41) 23.72 (12.69) 1.21 (0.65) 1.57 (0.84) 4.64 (2.48)
R140-0.5 46.14 (13.01) 8.6 (2.43) 39.22 (11.06) 1.12 (0.32) 2.6 (0.73) 4.84 (1.36)
R150-0.5 23.62 (6.09) 10.19 (2.63) 46.99 (12.12) 1.03 (0.27) 2.00 (0.52) 4.77 (1.23)
  1. Data refer to the samples, in terms of cellulose, hemicellulose, AIL, ASL, ash, and acetyl contents (w/w, dry weight basis). Data are means of three replicates
  2. aacid insoluble lignin
  3. bacid soluble lignin
  4. crelative content (mass recovery × relative content)