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Table 1 Effects of three organic reagent extractions on the chemical composition of dilute acid-pretreated bamboo residues

From: Understanding the effects of different residual lignin fractions in acid-pretreated bamboo residues on its enzymatic digestibility

Biomass

Content (%)

Recovery yield (%)

Removal yield (%)

Glucan

Xylan

Lignin

Solid

Glucan

Xylan

Lignin

DAP-BR

51.5 ± 0.1

2.7 ± 0.0

47.2 ± 0.5

–

–

–

–

Dio-BR

61.4 ± 0.1

3.0 ± 0.1

35.1 ± 0.3

82.8

98.5

1.3

38.5

Eth-BR

57.5 ± 1.3

2.8 ± 0.1

39.7 ± 0.6

91.3

100.0

1.1

23.2

THF-BR

60.1 ± 0.1

3.3 ± 0.2

38.3 ± 0.5

85.9

100.0

2.9

30.3

  1. DAP-BR dilute acid-pretreated bamboo residues, Dio-BR, Eth-BR, THF-BR extracted by 1,4-dioxane using a concentration of 96% (v/v, water/1,4-dioxane), ethanol extraction using a concentration of 95% (v/v, water/ethanol) and tetrahydrofuran extraction using pure tetrahydrofuran