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Sodium tripolyphosphate

 
 
Synonyms:

Pentasodium triphosphate, Sodium Tri Polyphosphate, Triphosphoric acid, Pentasodium salt, STPP, Sodium Phosphate

 
CAS No: 7758-29-4                                       
EINECS No: 231-838-7                             
Formula: Na5P3O10
 
Sodium tripolyphosphate (STPP), also known as pentasodium triphosphate, pentasodium tripolyphosphate or sodium triphosphate, is used in a wide range of applications in the manufacture of cleaning products and food preservatives as well as in water treatment facilities. STPP is a sodium salt of triphosphoric acid that has the appearance of white crystal powder. It is odorless and is water soluble.
STPP is used in paint as a pigment dispersant. Ceramics use it to help disperse clay, and paper mills use it as an oil-resistant agent when coating paper. It additionally has been used as a tanning agent in making leather, and the minerals in cement have been known to be treated with it.
 
Sodium polyphosphate also has been used as an additive in toothpaste due to its cleaning action.
Sodium tripoliphosphate is used in the production of washing powders, final products in construction (cements, mortars, ceramics,) cosmetics and tooth- pastes, in the manufacture of paints, varnishes, coatings, in printing inks, mastics, metal processing products, food and feed products, pharmaceutical, biocidal, uses as stabilizer, flocculant, laboratory reagent, intermediate, pH regulator, water treat- ment agent.
 
Packaging: Bags of 25 kg., 50kg., Big-Bag of 1 ton
 





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