NewFood Food Grade Industrial Best Price Stpp Sodium Tripolyphosphate Powder

Sodium tripolyphosphate:
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.

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roduct Name	Sodium Tripoly phosphate(STPP) Food GradeE451i/FCC 95%
PACKING:	25kg/bag
Shelf Life	2 Years
ITEM	STANDARD
NA5P3010,%	z95.0
P205,%	z57
Water Insoluble, %	<0.05
pH	≥9.5，s10.0
F, mg/kg	s10
Heavy Metalmg/kg	s10
Pb, mg/kg	s1
Cd, mg/kg	s1
Hg, mg/kg	s1
As,mg/kg	s1
Fe, mg/kg	s70
Density, g/mL	>0.7，<0.80
Whiteness,%	285
Chloride(Cl)
Sulfate(SO4-)
Appearance	White powder
Over 80 mesh，%	z25
Over 100 mesh，%	≥50