Assertion: amphetamine | /r/AtLocation | its free base form
Facets:
Source sentences:
text: When the urinary pH is basic, amphetamine is in its free base form, so less is excreted.
text: When the urinary pH is basic, amphetamine is in its free base form, so less is excreted.
text: When the urinary pH is basic, amphetamine is in its free base form, so less is excreted.