Sodium Tripolyphosphate (STPP)

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Sodium Tripolyphosphate (STPP)

CAS# 7758-29-4
Formula: Na5P3O10
Synonyms: Pentasodium tripolyphosphate; pentasodium triphosphate; Sodium triphosphate;

Sodium tripolyphosphate (STPP) is an inorganic compound used in a wide range of applications in the manufacture of cleaning products and food preservatives as well as in water treatment facilities.

Product Specifications

Molecular Weight   367.86
Appearance   White crystalline powder
Density   2.52 g/cm3
Assay   90 % min.
Water Content   0.1% max.
Melting Point   622 °C
Class Polyphosphates
Market   Specialties

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