Product Details
Classification: Phosphate |
Name: Sodium Tripolyphosphate |
CAS No.: 7758-29-4 |
Other Names: pentasodium tripolyphosphate |
MF: Na5P3O10 |
EINECS No.: 231-838-7 |
Place of Origin: China(Mainland) |
Grade Standard: Industrial / Technical |
Brand Name: ZEXIN |
Appearance: White Powder/Granule |
Purity:≥94% |
Water insoluble: ≤0.1% |
pH ( 1% solution ):9.2~10.0 |
Phosphoric anhydride: ≥57% |
Stacking density: 0.35~0.95g/cm3 |
Whiteness:≥90% |
Sodium tripolyphosphate (STPP) Technical Grade
STPP is a 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 and ceramic.