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Table 3 Recovery of the glucose and mannose in the water-insoluble solids after the first and second acid hydrolysis steps, expressed as % of the theoretical available in the raw material

From: The influence of solid/liquid separation techniques on the sugar yield in two-step dilute acid hydrolysis of softwood followed by enzymatic hydrolysis

Pretreatment1

Glucose

Mannose

First step, +W

86.6

10.0

First step, -W

86.0

9.8

Second step, P+W

70.7

6.3

Second step, F+W

71.2

5.9

Second step, P-W

69.6

7.0

Second step, F-W

65.4

6.8

  1. 1 Experimental designs: with washing (+W) and without washing (-W) of pressed (P) and vacuum-filtered (F) material.
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Biotechnology for Biofuels and Bioproducts

ISSN: 2731-3654

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