From: Gaseous ammonia pretreatment lowers the required energy input for fine milling-enhanced enzymatic saccharification of switchgrass
Switchgrass sample
Sugar
Rise time (t 1/2) (h)
Untreated
Glucose
26.8
Xylose
31.4
10 % NH3, 160 °C, 1 h
4.66
3.75
20Â % NH3, RT, 9 days
6.11
5.95