94% Sodium Tripolyphosphate STPP CAS: 7758-29-4
Product Brief Introduction
Product: Sodium Tripolyphosphate(STPP)
Molecular formula: Na5P3O10
Molecular weight: 367.86
CAS: 7758-29-4
Chemical properties
White powder or granular; Easily soluble in water;
It has got salient chelating capacity to Ca and Mg ions.
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.
Application
Industrial grade: Used as Cleaning products additives, can also be used for petroleum, metallurgy, mining, paper-making and water treatment etc.
In foodstuff industry: Mainly used as quality improving agent for meat foodstuffs, canned meat foodstuffs, milk product, bean-milk; In personal tending and protection, used as additive of cleaning and washing products.
Package
25KG double inner plastic and outer knitting bag
Specification
Industrial grade: Conformity to GB9983-2004
Food grade: Conformity to qb1034-91
| ITEM | INDEX |
| Tech. Grade | Food Grade |
| Na5P3O10 (%): | 94Min | 95Min |
| P2O5 (%): | 57Max | 57Max |
| Insolubles in water (%): | 0.15Max | 0.05Max |
| Fe (%): | 0.007Max | N |
| Ph (1% solution): | 9.2-10 | 9.5-10 |
| Heavy Metal (As Pb) (%): | N | 0.001Max |
| Arsenic (As) (%): | N | 0.0003Max |
| Fluoride(F) (%): | N | 0.003Max |
| Whiteness(%): | 90Min | 90Min |
| Density | 0.35-0.9 | 0.35-0.9 |
| I type content (%) | 10-30 | 10-30 |
Our company was established in 1983 and has been developed to a comprehensive and modernized chemical enterprise, which combines scientific research, industry and trade and owns the annual production of 35000 ton of phosphoric acid and phosphate, organic fine chemical process units with fixed net assets of 20 million yuan, annual value of production of 150 million yuan and taxes of more than one million yuan.
