Assertion: boron | /r/AtLocation | dissociated borate form
Facets:
value: at > 10.5
type: TEMPORAL
Source sentences:
text: The percentages of boric acid and borate ion in any aqueous system are dependent on solution pH. At pH < 7, boron is present as nondissociated boric acid, and it is in the dissociated borate form at pH > 10.5.