Skip to main content

Official Journal of the Japan Wood Research Society

Journal of Wood Science Cover Image

Table 1 Yields of S and G thioacidolysis monomers (μmol/g of pretreated woods) obtained after pretreatments at two different scales

From: Effect of thermochemical pretreatment on lignin alteration and cell wall microstructural degradation in Eucalyptus globulus: comparison of acid, alkali, and water pretreatments

Pretreatment 10 mg wood tissue with 20 ml reaction solution 21 g milled wood with 700 ml reaction solution
0.05 % (w/v) 3 % (w/v)
(μmol/g) (μmol/g)
S G S + G S:G Preferential decrease S G S + G S:G Preferential decrease
Untreated 624.3 183.3 825.6 78:22 448.1 101.6 549.7 82:18
1.0 % H2SO4 36.2 19.2 55.4 65:35 S 74.4 25.6 100.0 74:26 S
Hot water 16.1 5.4 21.4 75:25 S and G 54.2 12.4 66.7 81:19 S and G
0.5 % NaOH tr tr tr S 36.6 14.6 51.2 71:29 S
  1. tr trace