Sodium Tripolyphosphate (tech.

Min. Order:10 mt
Keywords:STPP , detergent , food additives
Origin:Made In China

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Member Information

Country/Region:Si chuan - China
Business Nature:Manufacturer
Contact:Chen ZuxiangManager
Last Online:06 Oct, 2018
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Product Description

Sodium Tripolyphosphate

Molecular formula: Na5P3O10;
Molecular weight: 367.86
CAS No.: 7758-29-4

Properties: white powder; melting point 622'C; easily soluble in water; it has got salient chelating capacity to ions of ca and mg etc. And 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. It has different bulk density

Assay,   94% min
P2O5,    57% min
pH,         9.2-10
Whiteness,   85% min
Water insoluble substances,   0.01%max
Apparent density,    0.65-0.72g/cm3
Particle size (through 20 mesh),  100%
Particle size (through 60 mesh),   100%
Particle size (through 100 mesh),   80%

1) as one of the main auxiliaries for synthetic detergent, synergist for soap; water softener.
2)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)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.

Packing: 25Kg, 50kg or 1000Kg pp woven bag

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