phenolsulfonphthalein

noun

phe·​nol·​sul·​fon·​phtha·​lein
variants or chiefly British phenolsulphonphthalein
: a red crystalline compound C19H14O5S used chiefly as a test of kidney function and as an acid-base indicator

called also phenol red

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Cite this Entry

“Phenolsulfonphthalein.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/phenolsulfonphthalein. Accessed 27 Feb. 2024.

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