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Table 4 Chemical compositions of corn stover and dilute-acid pretreated corn stover (% of dry matter)

From: Effects of lignin and surfactant on adsorption and hydrolysis of cellulases on cellulose

Sample

Cellulose

Xylan

Acid-insoluble lignin

Acid-soluble lignin

Ash

Extractives

Corn stover

32.6 ± 0.2

20.5 ± 0.0

21.0 ± 0.1

3.4 ± 0.1

6.7 ± 0.1

12.4 ± 0.5

Dilute-acid pretreated corn stover a

47.4 ± 2.3

7.2 ± 0.0

31.6 ± 1.5

1.5 ± 0.1

5.6 ± 0.1

10.9 ± 0.3

  1. Data presented are mean values of two independent measurements
  2. aCorn stover was pretreated with 1 % H2SO4 at a solid-to-liquid ratio of 1:10 and 121 °C for 1 h