Customization: | Available |
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CAS No.: | 7758-29-4 |
Formula: | Na5p3o10 |
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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.
Item | Index | |
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 |
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.
25kg 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.