Skip to main content
. 2021 Mar 18;6(12):8142–8150. doi: 10.1021/acsomega.0c05936

Table 4. Comparison of Reported Literature Results on the Extraction of Lignin from WS.

ref reaction conditions lignin %
WS25 0.2 M HCl, EtOH or ButOH/H2O, reflux 6 h 6–32
WS27 0–1.0 M KOH or Na2CO3, 200–300 °C, 1 h N/A
WS28 80:20 n-prOH/H2O, 0.18 M H2SO4,120 °C, 5 h 55–57%