hypophosphoric acid
noun
hy·po·phos·phor·ic acid
-fäs-ˌfȯr-ik- 
-ˌfär-
-ˌfär-
-ˌfäs-f(ə-)rik-
: an unstable acid H4P2O6 with four replaceable hydrogen atoms that is usually obtained in the form of its salts
Cite this Entry
“Hypophosphoric acid.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/hypophosphoric%20acid. Accessed 26 Jul. 2025.
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