Sodium tripolyphosphate (CAS 7758-29-4)

Sodium tripolyphosphate (CAS 7758-29-4)

Sodium triphosphate (STP), also sodium tripolyphosphate (STPP), or tripolyphosphate (TPP) is an inorganic compound with formula Na5P3O10. It is the sodium salt of the polyphosphate penta-anion, which is the conjugate base of triphosphoric acid. It is produced on a large scale as a component of many domestic and industrial products, especially detergents. Environmental problems associated with eutrophication are attributed to its widespread use.

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Product Description


Industries: Household chemicals, Adhesives, oils, greases, Food industry , Building chemistry
CAS number: 7758-29-4
WE number: 231-838-7
Chemical formula: Na5P3O10
Molar mass: 367,86 g/mol
Customs tariff code: 28353100

Other physical properties

Melting / freezing point: 622°C
Relative density: 2,55 g/cm3

Dimensions N/A
Pieejamais apjoms

25 kg bag