Assertion: lignin's group | /r/HasProperty | pka
Facets:
Source sentences:
text: The lignosulfonates generated by the sulfite process have two main ionizing groups, the sulfonates (pKa 2) and the phenolic hydroxyl groups (pKa ~ 10), in addition to approximately 5% by weight of sulfur content (Doherty et al.
text: Lignosulfonates are highly cross-linked polymers with approximately 5 wt% sulfur content and contain two types of ionizable groups, sulfonates (pKa ≤ 2) and hydroxy groups (pKa ~10).