- Category :
Other Chemicals/Others
- CAS NO : 7758-29-4
- EC NO : 231-838-7
- Molecular Formula : Na5P3O10
- Main Specifications : CAS No. 7758-29-4 STPP is a solid inorganic compound used in a large variety of industries. Main Applications Detergent builders, ceramic, food and beverage, water treatment, metal and plastic finishing and dentifrices
- Synonyms : pentasodium triphosphate;Pentasodium Tripolyphosphate;Sodium Phosphate Tripoly;STPP;Triphosphoric acid, pentasodium salt;Pent-sodium Phosphate;Sodium triphosphate;Sodium Tripolyphos;sodium phosphate (3:1);
Package: 25kg or 50kg PP/PE bags, 1000kg jumbo bags
Uses : synthetic detergent
Molecular Structure:
Product description:
Properties
Sodium Tripolyphosphate is white powder, apparent density:0.35-0.90g/ml, melting point: 622degree, easily dissolving in water; water solution is alkaline(PH value of 1% solution is 9.7); can hydrolyze into phosphate in water, has good ability in complexing metal ions,; can be used to soften water; has some surfactant properties.
Application
1). Used as one of the main auxiliaries for synthetic detergent, synergist for soap;
2).water softener, tanning agent for leather making, auxiliary for dyeing;
3). as an effective dispersion agent for suspensions of coatings, kaolin, magnesium oxide, calcium carbonate
and drilling mud etc.;
4). As an oil contamination resistance agent in paper production.
5). Also can be used in ceramic, tiles industry.
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