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Table 5 Δαmax at 300 and 370 nm of different lignin samples from UV/vis spectra

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

Sample

Δαmax at 300 nm

Δαmax at 370 nm

Untreated lignin

0.01

1.24

MA-pretreated lignin

4.57

4.15

MA + AlCl3 pretreated lignin

13.46

10.28

MA + FeCl3 pretreated lignin

4.91

4.87

MA + Al(NO3)3 pretreated lignin

6.07

5.49

MA + Fe(NO3)3 pretreated lignin

9.85

8.26

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Biotechnology for Biofuels and Bioproducts

ISSN: 2731-3654

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