Assertion: nitrous acid | /r/HasProperty | blue
Facets:
value: in colour
type: OTHER
value: mainly
type: DEGREE
Source sentences:
text: For most purposes, nitrous acid is usually formed in situ by the action of mineral acid on sodium nitrite: It is mainly blue in colour
text: For most purposes, nitrous acid is usually formed in situ by the action of mineral acid on sodium nitrite: It is mainly blue in colour