Assertion: amino acid | /r/HasProperty | isolated by precipitation
Facets:
value: by adjusting the ph
type: MANNER
value: from water
type: OTHER
Source sentences:
text: Zwitterions have minimum solubility at their isoelectric point, and some amino acids (in particular, with non-polar side chains) can be isolated by precipitation from water by adjusting the pH to the required isoelectric point.