Disodium pyrophosphate
Compounds
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Disodium pyrophosphate or sodium acid pyrophosphate is an inorganic compound with the chemical formula Na₂H₂P₂O₇. It consists of sodium cations and dihydrogen pyrophosphate anions. It is a white, water-soluble solid that serves as a buffering and... Wikipedia
Formula: Na2H2P2O7
Molar mass: 221.94 g/mol
Density: 2.31 g/cm3
Flash point: Non-flammable
Melting point: 600 °C
Other anions: Disodium phosphate; Pentasodium triphosphate; Sodium hexametaphosphate
Other cations: Calcium pyrophosphate; Dipotassium pyrophosphate