Assertion: lignin's amount | /r/CapableOf | decrease by 78%
Facets:
Source sentences:
text: In the case of CroOL, esterification was not complete: the amount of OH groups per C9 unit decreased by 78%; and the residual hydroxyl groups of aliphatic or aromatic nature accounted for 0.08 or 0.1 OH per C9 unit, respectively.