Assertion: kraft lignin | /r/HasProperty | 85% of the lignin
Facets:
Source sentences:
text: Currently there are four major technical lignins produced from pulping, which are kraft lignin (85% of the lignin produced worldwide (Tejado et al. 2007)), soda lignin (9% (Sixta 2006)), lignosulfonate (6% (Mansouri and Salvadó 2006)), and organosolv lignin (not yet commercially available on a large scale).