Sodium Tripolyphosphate

Sodium Tripolyphosphate
CAS No.: 7758-29-4
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
 

index	Technical grade	Food grade
Main content	94.0%min	94.0%min
P2O5	57.0%min	57.0%min
Water insoluble	0.1%max	0.05%max
Iron as Fe	0.015%max	0.01%max
Ph of 1%water solution	9.2-10.0	9.5-10.0
Density(g/cm3)	0.8-1.0	0.8-1.0
Heavy metal as Pb		0.001%max
Arsenic,as As		0.0003%max
Fluoride,as F		0.003%max
Chloride,as Cl		0.025%max

Usages:
1.Used as one of the main auxiliaries for synthetic detergent, synergist for soap;

Water softener, tanning agent for leather making, auxiliary for dyeing;

2.As an effective dispersion agent for suspension solutions of coatings, kaolin, magnesium oxide, calcium carbonate and drilling mud etc.;

3.As an oil contamination resistance agent in paper production.

4.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.

5.It may also serves as a softener or densifier in foodstuff industry. 

Resource:

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