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Table 3 Steam pretreatment conditions and chemical composition of pretreated lignocellulosic substrates

From: The enhancement of enzymatic hydrolysis of lignocellulosic substrates by the addition of accessory enzymes such as xylanase: is it an additive or synergistic effect?

Substrate

Pretreatment conditions

Composition of pretreated feedstocks

Abbreviation

  

Ara

Gal

Glu

Xyl

Man

AIL

 

Corn stover

190°C, 5 minutes, 3% SO2

1.0

0.7

56.1

7.0

1.1

27.0

SPCS

Sweet sorghum bagasse

190°C, 5 minutes, 3% SO2

0.6

0.8

54.3

9.8

1.0

25.8

SPSB

Lodgepole pine

200°C, 5 minutes, 4% SO2

bdl

bdl

46.4

bdl

bdl

45.0

SPLP

  1. AIL: acid insoluble lignin; Ara: arabinan; bdl: below detectable level; Gal: Galactan; Glu: glucan; Man: mannan; Xyl: Xylan