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hypophosphoric acid

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noun hy·po·phos·phor·ic acid \-fäs-ˌfȯr-ik-, -ˌfär-, -ˌfäs-f(ə-)rik-\

Medical Definition of hypophosphoric acid

  1. :  an unstable acid H4P2O6 with four replaceable hydrogen atoms that is usually obtained in the form of its salts

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