- Product Details
Keywords
- STPP
- Sodium tripolyphosphate
- EINECS No. :231-838-7
Quick Details
- ProName: STPP / Sodium tripolyphosphate
- CasNo: 7758-29-4
- Molecular Formula: Na5P3O10
- Appearance: white powder
- Application: It can be used as the main auxiliary a...
- DeliveryTime: 1 week
- PackAge: 25kg per bag
- Port: QINGDAO
- ProductionCapacity: 600 Metric Ton/Month
- Purity: 94%min
- Storage: Store in a cool, dry, well ventilated ...
- LimitNum: 1 Metric Ton
- Grade: Industrial Grade,Food Grade
Superiority
It is gradually hydrolyzed into phosphite in water and has a good ability to complex metal ions. It can complex with calcium, magnesium, iron and other metal ions to form soluble complexes. Can soften hard water.
Details
Product Description:
White powder,
apparent density 0.35-0.90g/cm3,
melting point 622c.
Soluble in water.
Aqueous solutions are alkaline and 1% aqueous solutions have a PH of 9.7.
Hydrolyzed into phosphite in water, it has good complexing ability of metal ions.
It can complex with calcium, magnesium, iron and other metal ions to form a soluble complex.
It softens hard water.
As an inorganic surfactant, it has some properties of organic surfactant.
Application and performance :
Sodium tripolyphosphate is mainly used for synthetic detergents as additives, soap synergies and prevent soap grease from seeping out and frosting. It has strong emulsifying effect on lubricating oil and fat, which can be used to adjust the PH value of buffer soap, soft water agent, leather pre-tanning agent, dyeing assistant, paint, kaolin, magnesium oxide, calcium carbonate and other industrial suspensions as dispersant, drilling mud dispersant and paper industry as anti-grease agent.