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Table 1 Elemental compositions in atomic percentage derived from XPS survey spectra

From: Overcoming biomass recalcitrance by synergistic pretreatment of mechanical activation and metal salt for enhancing enzymatic conversion of lignocellulose

Sample

Atomic percentage (%)

O/C

O 1 s

C 1 s

Al 2p

Fe 2p

Cl 2p

N 1 s

Untreated SCB

21.61

78.39

–

‒

‒

‒

0.276

MA-pretreated SCB

29.30

70.70

‒

‒

‒

‒

0.414

MA + AlCl3 pretreated SCB

36.43

60.93

1.94

‒

0.69

‒

0.598

MA + FeCl3 pretreated SCB

36.49

61.71

‒

0.96

0.84

‒

0.591

MA + Al(NO3)3 pretreated SCB

36.24

59.82

1.69

‒

‒

2.25

0.606

MA + Fe(NO3)3 pretreated SCB

36.08

60.36

‒

0.64

‒

2.92

0.598

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Biotechnology for Biofuels and Bioproducts

ISSN: 2731-3654

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