pyrophosphoric acid

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pyro- +‎ phosphoric acid


pyrophosphoric acid (uncountable)

  1. A syrupy liquid formed by the dehydration of phosphoric acid; its salts, the pyrophosphates, are used in medicine.
  2. (inorganic chemistry) The acid formed by removing a molecule of water from two molecules of phosphoric acid, H4P2O7; this reaction slowly reverses in the presence of water.

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