phosphotungstic acid

noun

phos·​pho·​tung·​stic acid -ˌtəŋ-stik- How to pronounce phosphotungstic acid (audio)
: any of several acids obtainable from solutions of phosphoric acid and tungstic acid and used chiefly as precipitants (as for alkaloids and for basic dyes for pigments) and in analytical reagents
especially : a greenish yellow crystalline acid H3PW12O40·xH2O used as a reagent and as a biological stain

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Cite this Entry

“Phosphotungstic acid.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/phosphotungstic%20acid. Accessed 14 Nov. 2024.

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