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Sodium Tyipolyphosphate (STPP)

Name:Sodium Tyipolyphosphate (STPP)

CAS No.: 7758-29-4

Appearance:White Odorless Powder or Granule

Product Detail

Product Description：

STPP is an inorganic compound with formula Na5P3O10. It is the sodium salt of the polyphosphate penta-anion, which is the conjugate base of triphosphoric acid.
Product Name:Sodium Tyipolyphosphate(STPP)
Appearance: white odorless powder or granule
MF:Na5P3O10
Purity: 94% Min, 94%
Na5P3O10 (%): 94%MIN
CAS No.:7758-29-4
EINECS No.:231-838-7
HS code:28353190
Founction: food additive bean & dairy product etc.

Product Specification:

Item	Index
Item	Tech. Grade	Food Grade
Na5P3O10 (%):	94Min	95Min
P2O5 (%):	57Max	57Max
Insolubles in water (%):	0.15Max	0.05Max
Fe (%):	0.007Max	N
Ph (1% solution):	9.2-10	9.5-10
Heavy Metal (As Pb) (%):	N	0.001Max
(As) (%):	N	0.0003Max
Fluoride(F) (%):	N	0.003Max
Whiteness(%):	90Min	90Min
Density (g/cm3)	0.35-0.9	0.35-0.9
type content (%)	10-30	10-30

Product Applications:

1 Used as one of the main auxiliaries for synthetic detergent, synergist for soap;
2 Water softener, tanning agent for leather making, auxiliary for dyeing;
3 As an effective dispersion agent for suspension solutions of coatings, kaolin, magnesium oxide,calcium carbonate and drilling mud etc.;
4 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.
5 STPP is a multi-functional food additive.Used in food processing as quality improver, PH regulator, buffer, sequestrant emulsifier.

Product Packing:

5kg Paper Bag or as clients' requirement

25tons per 20''FCL for powder

22tons per FCL for granular.

Within 7-10days after receiving the prepayment. We assure clients of faster delivery in the same line.

Previous : Sodium Erythorbate Next : Sodium Hexamephosphate/SHMP

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