Assertion: benzoic acid | /r/HasProperty | extracted
Facets:
value: by adding sodium hydroxide
type: MANNER
value: from resins of trees
type: LOCATION
Source sentences:
text: Initially, Benzoic acid was extracted from resins of trees, and they were known as gum benzoin.
text: In both cases, benzoic acid is naturally present in these source materials and can be extracted, concentrated and purified.
text: Benzoic acid was extracted from the reaction mixture with diethyl ether (3 mL×6).
text: The benzoic acid will be extracted by adding sodium hydroxide to the dichloromethane solution and using the process of separation.