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Sodium Tripolyphosphate

Details for Sodium Tripolyphosphate

Sodium Tripolyphosphate


Inorganic chemicals/Inorganic acids

Sodium Tripolyphosphate
CAS NO: 7758-29-4
EC NO: 231-838-7
Molecular Formula: Na5P3O10
Molecular Weight: 367.86413
Specification: Na5P3O10 ≥94%
InChI: InChI=1S/H5O10P3/c1-11(2,3)9-13(7,8)10-12(4,5)6/h(H,7,8)(H2,1,2,3)(H2,4,5,6)/p-5
Packing: 25KGS PP BAG
Product description:


Sodium tripolyphosphate-STPP

Molecular formula: Na5P3O10

Molecular Weight: 367.86

CAS: 7758-29-4

Properties: White power, Melting point 622°C, Easily soluble in water. It has got salient chelating capacity to ions of Ca and Mg etc. and can soften hard water to make suspension solution become into clear solution, It has got weak alkalinity but no corrosiveness. It is a surfactant, and has got outstanding emulsification to lubricants and fat. It has different bulk density.

Application: Chemical additives for making synthetic detergent, used in textile industries, paper making, food and petroleum, water softening, sequestering, peptizing or deflocculating agent, food additive and texturizer .

 Assay Na5P3O10%≥   94.0
 P2O5%≥   56.5
 Water Insoluble matter ≤   0.15
 Iron (fe) ≤  0.01
  PH value  9.2-10.0

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Uses: household detergent, laundry powder,launry liquid
Synonyms: pentasodium triphosphate;Pentasodium Tripolyphosphate;Sodium Phosphate Tripoly;STPP;Triphosphoric acid, pentasodium salt;Pent-sodium Phosphate;Sodium triphosphate;Sodium Tripolyphos;sodium phosphate (3:1);
Molecular Structure: Sodium Tripolyphosphate 7758-29-4
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