Product Name: Tetrasodium pyrophosphate
Synonyms: pyrophosphatedesodium;Sodium phosphate (pyro);PYROPHOSPHATE TETRASODIUM;Sodium pyrophosphate tetrabasic anhydrous;TetraSodiumPyrophosphateFoodGradeAnhydrous;TetraSodiumPyrophosphateTechGradeAnhydrous;Tetra-SodiumPyrophosphate(Anhydrous)E.P.;sodium diphosphate tetrabasic
CAS: 7722-88-5
MF: Na4O7P2
MW: 265.902402
EINECS: 231-767-1
Product Categories: -;Inorganics;Food Additives
Melting point 80 °C
Boiling point 93.8 °C
density 2.53 g/mL at 25 °C(lit.)
storage temp. Store at room temperature.
solubility H2O: 0.1 M at 20 °C, clear, colorless
form Granular
color White
Specific Gravity 2.534
Water Solubility Soluble in water. Insoluble in ethyl alcohol.
Sensitive Hygroscopic
Uses Tetrasodium Pyrophosphate is a coagulant, emulsifier, and sequestrant that is mildly alkaline, with a ph of 10. it is moderately soluble in water, with a solubility of 0.8 g/100 ml at 25°c. it is used as a coagulant in noncooked instant puddings to provide thicken- ing. it functions in cheese to reduce the meltability and fat separa- tion. it is used as a dispersant in malted milk and chocolate drink powders. it prevents crystal formation in tuna. it is also termed sodium pyrophosphate, tetrasodium diphosphate, and tspp.
Uses Pharmaceutic aid.