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phe•nol•phthal•ein



Pronunciation: (fē"nôl-thal'ēn, -ē-in, -fthal'-, -nol-), [key]
n. Chem., Pharm.
a white, crystalline compound, C20H14O4, used as an indicator in acid-base titration and as a laxative.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

phenologyphenolsulfonephthalein
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