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Table 1 Influence of different concentrations of Fe3+-assisted HAc media on characteristics of hydrolysis residue

From: Catalytic valorization of hardwood for enhanced xylose-hydrolysate recovery and cellulose enzymatic efficiency via synergistic effect of Fe3+ and acetic acid

Fe3+ (wt%)

HAc

Remaining glucan (%)

Remaining lignin (%)

Remaining xylan (%)

Xylan loss (%)

Weight loss (%)

0.04

No

81.3 ± 1.5

94.1 ± 2.5

39.5 ± 2.4

34.9 ± 2.3

31.1 ± 2.4

0.04

Yes

80.3 ± 2.4

68.1 ± 2.6

19.9 ± 1.6

12.5 ± 2.6

41.2 ± 1.8

0.17

Yes

69.9 ± 2.6

61.4 ± 1.9

7.3 ± 1.6

6.5 ± 1.9

51.5 ± 1.6

0.25

Yes

64.5 ± 1.9

57.5 ± 2.0

0

8.9 ± 2.2

55.4 ± 2.5

0.33

Yes

52.6 ± 3.2

44.5 ± 2.9

0

20.2 ± 2.7

63.8 ± 3.5

  1. Except for the conditions explained in the table, others were kept the same. 2.5 g of poplar sawdust was mixed with 25 g of aqueous reaction media. The concentration of HAc solution was 6.5%, and the reaction temperature was maintained at 170 °C
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Biotechnology for Biofuels and Bioproducts

ISSN: 2731-3654

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