From: Efficient hydrogen production from the lignocellulosic energy crop Miscanthus by the extreme thermophilic bacteria Caldicellulosiruptor saccharolyticus and Thermotoga neapolitana
Alkali
pH
Insoluble fraction
Lignin, % of insoluble fraction
% of initial dry matter
Acid-insoluble
Acid-soluble
None
-
100
21.9
0.8
Ca(OH)2
10.8
87
24.4
NaOH
11.5
64
12.9
0.6