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三聚磷酸钠
Sodium Tripolyphosphate   STPP  textile    Hits:3897  订购
三聚磷酸钠
 
Sodium TripolyphosphateSTPP
 
Chemical formula:Na5P3O10
Molecular weight:367.86
Properties 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.
Application Used as one of the main auxiliaries for synthetic detergent, synergist for soap; water softener, tanning agent for leather making, auxiliary for dyeing; As an effective dispersion agent for suspensions of coatings, kaolin, magnesium oxide, calcium carbonate and drilling mud etc.; 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.

 

Indexes
Industrial Grade
 Na5P3O10
94.0%Min
P2 O 5
57.0%Min
Water Insoluble Matter 
0.15%Max
Iron(Fe)
0.007%Max
PH value (1% water solution)
9.2-10.0
Whiteness
90%Min

 

 
Packing
In 25Kg or 50 Kg or 1000 Kg net WPP/PE bags.