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Table 3 Quantitative analysis of lignin substructures by 2D HSQC NMR

From: New strategy to elucidate the positive effects of extractable lignin on enzymatic hydrolysis by quartz crystal microbalance with dissipation

Lignin S/G β-O-4a β-βa β-5a
MWL-25 0.05 14.46 2.16 7.00
MWL-50 0.03 13.70 2.10 7.09
EL-25 0.12 3.22 1.51 4.37
EL-50 0.09 3.23 0.41 3.66
  1. aAmount of inter-unit linkages was expressed as per 100 Ar