Medical Definition of phenolsulfonphthalein
: a red crystalline compound C19H14O5S used chiefly as a test of kidney function and as an acid-base indicator—called also phenol red
Variants of phenolsulfonphthalein
phenolsulphonphthalein\-ˌsəl-fän-ˈthal-ē-ən, -ˈthal-ˌēn, -ˈthāl-\play
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