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Table 1 Compostion of corn stover and washed solids from its pretreatment by dilute acid and AFEX technologies.

From: Supplementation with xylanase and β-xylosidase to reduce xylo-oligomer and xylan inhibition of enzymatic hydrolysis of cellulose and pretreated corn stover

  

Yield, %1

Substrates

Pretreatment conditions

Glucan

Xylan

Lignin

Untreated corn stover

NA2

39.1 ± 0.4

23.7 ± 0.3

19.3 ± 0.5

Dilute acid-pretreated

140°C, 1% sulfuric acid, 40 minutes

57.6 ± 0.2

5.7 ± 0.7

22.1 ± 0.4

AFEX3-pretreated

90°C, 220 psi, 1:1 NH3 to Biomass, 5 minutes

39.6 ± 0.5

24.5 ± 0.4

18.2 ± 0.9

  1. 1Data are mean ± SD.
  2. 2Not applicable.
  3. 3Ammonia fiber expansion.
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Biotechnology for Biofuels and Bioproducts

ISSN: 2731-3654

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