Assertion: acetic acid | /r/HasProperty | subjected to decolouration
Facets:
value: after the filtration
type: TEMPORAL
value: sometimes
type: TEMPORAL
value: by the addition of k
type: OTHER
Source sentences:
text: Sometimes, after the filtration, the acetic acid is subjected to decolouration by the addition of K 4 [Fe (CN) 6 ].