n.nbsp;organic compound used as a laboratory reagent and pH indicator.
As an indicator of acidnbsp; phenolphthalein changes in color such as purple when meeting a base.
alun
bailon
balan
baylen
calan
galan
galen
kalan
kalen
keylon
malan
neylon
stalon
taillon
veillon
walen
whalen
venezuelan
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