Assertion: lignin's group | /r/HasProperty | sulfonate
Facets:
Source sentences:
text: The resulting LS fraction contains two types of ionizing groups: sulfonates (p≤2) and phenolic hydroxyl groups (p∼10).
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.