Sodium Tripolyphosphate
GOOD QUALITY AND MORE COMPETITIVE PRICE !
Sodium Tripolyphosphate
olecular formula------Na5P3O10
Molar mass------367.864 g/mol
Appearance------white powder
Density------2.52 g/cm3
Melting point------622 ºC
Solubility in water------14.5 g/100 ml (25 ºC)
Sodium Tripolyphosphate95%min |
|
Water insoluble matter | 0.05%max. |
Iron | 0.01%max. |
PH value | 9.5-10.0 |
Heavy metal as Pb | 0.001%max. |
Arsenic | 0.0003%max. |
Fluoride | 0.003%max. |
Whiteness | 90% max. |
Sodium tripolyphosphate (STPP, sometimes STP or sodium triphosphate or TPP), with formula Na5P3O10, is a polyphosphate of sodium. It is the sodium salt of triphosphoric acid.It is used in various applications such as a preservative for seafood, meats, poultry and pet foods. It is also used in toothpaste and as a builder in soaps and detergents, improving their cleansing ability.
