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Table 2 Different conditions used for pretreatment of fractions of Scots pine

From: Analysis, pretreatment and enzymatic saccharification of different fractions of Scots pine

 

Combined severity (log Ro-pH)

Temperature (°C)

Time (min)

H2SO4(% w/w)a

Mild

2.7

180

6.0

2.0

Medium

3.0

180

6.0

4.0

Severe

3.3

180

12.0

4.0

  1. aThe loading (in percent) refers to the weight of sulfuric acid in relation to the total weight of the liquid added to the milled wood.