Sodium Pyrophosphate
Tetrasodium Diphosphate
Tetrasodium Pyrophosphate Na4P2O7 Formula wt: anhydrous 265.90
Na4P2O7·10H2O Formula wt: decahydrate 446.06
450(iii) [7722-88-513472-36-1] O352864B8Z sodium pyrophosphate
Tetrasodium Pyrophosphate Na4P2O7 Formula wt: anhydrous 265.90
Na4P2O7·10H2O Formula wt: decahydrate 446.06
450(iii) [7722-88-513472-36-1] O352864B8Z sodium pyrophosphate
DESCRIPTION
Sodium Pyrophosphate occurs as colorless or white crystals or as a white, crystalline or granular powder. It is anhydrous or contains 10 molecules of water of hydration. The decahydrate effloresces slightly in dry air. It is soluble in water, but is insoluble in alcohol. The pH of a 1:100 aqueous solution is about 10.