- Category :
Food and Feed additives/Food additives
- CAS NO : 7758-29-4
- EC NO : 231-838-7
- Molecular Formula : Na5P3O10
- Main Specifications : QB1034-91
- 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
Uses : Food Additive
Molecular Structure:
Product description:
1、Chemical Name: SODIUM TRIPOLYPHOSPHATE
2、Molecular Formula : Na5P3O10
3、Molecular Weight: 367.86
4、CAS: 7758-29-4
5、Character: White powder, surface density: 0.35-0.9g/cm3, melting point:622℃, free soluble in water, aqueous solution appears acid. It is a kind of inorganic surface active agent.
6、Usage: Tanning agent for leather making, auxiliary for dyeing. As an oil contamination resistance agent in paper production. In foodstuff industry it is used as quality improver in the process of canned food, fruit juice drinks, foodstuffs from milk or soybeans. It may tender the meat in canned ham and soften the skin of horse bean in canned horse bean. It may also serves as a softener or densifier in foodstuff industry.
7、Packing: It is packed with polythene bag as the inner layer, and a compound plastic woven bag as the outer layer. The net weight of each bag is 25kg.
Specification QB1034-91
Assay Na5P3O10 94.0
P2 O 5 57.0
Insoluble In Water 0.05
Iron(Fe) 0.015
PH Value (1% Water Solution) 9.5—10.0
Heavy Metals (as Pb) 0.001
Arsenic(As) 0.0003
Fluoride (F) 0.003
Whiteness 85
Phase I 10—30
Chloride 0.025
Sulphate 0.4