phenolsulfonephthalein

[ fee-nawl-suhl-fohn-thal-een, -ee-in, -fthal-, -nol- ]
/ ˌfi nɔlˌsʌl foʊnˈθæl in, -i ɪn, -ˈfθæl-, -nɒl- /

noun Chemistry.

a bright to dark red crystalline compound, C19H14O5S, slightly soluble in water, alcohol, and acetone: used as an acid-base indicator and as a diagnostic reagent in medicine.
Also called phenol red.

Origin of phenolsulfonephthalein

Words nearby phenolsulfonephthalein

Medical definitions for phenol red

phenol red

n.

A bright to dark red, water-soluble crystalline dye used as an acid-base indicator and to test kidney function and renal blood flow. phenolsulfonphthalein