Fig. 6From: Synergistic contribution of hydrosulfide and carbonate anions to the β-O-4 bond cleavage of lignin model compounds in a green liquor pretreatment for enzymatic hydrolysis of lignocellulosic materialsChange in the yields of compounds II and III, and the total yields of these compounds on the basis of the initial amount of compound II, when compound II was treated in solution 1: filled circle open circle multi symbol, solution 4: filled triangle open triangle asterisk, solution 5: filled star open star open inverted triangle, and solution 6: filled diamond open diamond filled inverted triangle at 160 °CBack to article page