Assertion: lactic acid | /r/HasProperty | separated
Facets:
value: from the precipitated caso
type: OTHER
value: as by filtration
type: MANNER
Source sentences:
text: Lactic acid is subsequently regenerated using H 2 SO 4 and is separated from the precipitated CaSO 4 , as by filtration, and the resulting crude lactic acid is then further purified by carbon treatment and sodium ferrocyanide to remove additional organic impurities and heavy metals, respectively.