bn:00065444n
Noun Concept
Categories: Phosphorus(+5) compounds, Acid anhydrides, Hydrogen compounds, Phosphorus oxoacids, Pyrophosphates
EN
pyrophosphoric acid  acide diphosphorique  Diphosphoric acid  Diphosphorsäure  H4P2O7
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EN
Pyrophosphoric acid, also known as diphosphoric acid, is the inorganic compound with the formula H4P2O7 or, more descriptively, [2P]2O. Wikipedia
Oxoacid Wikidata
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. Wiktionary