phenolsulfonic acid
noun
phe·nol·sul·fon·ic acid
variants
or chiefly British phenolsulphonic acid
: a sulfonic acid derived from phenol
especially
: a crystalline acid C6H6O4S used chiefly as an intermediate for dyes and pharmaceuticals
Cite this Entry
“Phenolsulfonic acid.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/phenolsulfonic%20acid. Accessed 2 Jul. 2025.
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