Table 6: Summary of pretreatment results between 80 and 120°C.

Temp.°C Initial
lignin conc. for
1 w/w%
Final lignin conc. for
1 w/w%
Initial lignin conc. for
3 w/w%
Final lignin conc.
3 w/w%
Δ 1 w/w%
Lignin Conc.
Δ 3 w/w%
Lignin Conc.
% difference
(Δ3-Δ1)/Δ1 * 100%
80 0.019 1.339 0.034 1.674 1.32 1.64 24
90 0.006 2.246 0.014 2.504 2.24 2.49 11
100 0.0037 3.5137 0.01 3.25 3.51 3.24 8
110 0.0366 5.7066 0.039 6.5387 5.67 6.4997 15
120 0.0307 6.1507 0.048 6.8184 6.12 6.7704 10