Sodium Phosphates

Sodium Tripolyphosphate

Sodium Tripolyphosphate

Short Description:

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.

Product Detail

Chemical Name:	Sodium Tripolyphosphate
Molecular Formula:	Na₅P₃O₁₀
Molecular Weight:	367.86
CAS:	7758-29-4
Character:	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.
Uses:	Tanning agent for leather making, auxiliary for dyeing. 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.
Packing:	It is packed with polythene bag as the inner layer, and a compound paper- plastic woven bag as the outer layer. The net weight of each bag is 25kg.
Quality index:	Name of index	GB25566-2010	FCC-V
	Sodium Tripolyphosphate ≥%	85	85
	P2O5 ≥%	56.0-58.0	-
	Fluoride (as F) ≤%	0.005	0.005
	Arsenic (As) ≤%	0.0003	0.0003
	Heavy Metal (as Pb) ≤%	0.001	-
	Chloride (as Cl) ≤%	-	-
	Sulfate (as SO42-) ≤%	-	-
	Water Insoluble ≤%	0.1	0.1
	pH (1% aqueous solution)	9.5-10.0	-
	Whiteness ≥%	-	-
	Pb ≤%	0.0004	0.0002

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