Product Details
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Specifications(factory )Food Grade STPP
Manufacturer STPP
Purity:94%min
Other name:STPP/sodium tripolyphosphate
Type: Food Grade STPP
1:Chemical Formula: Na5P3O10
2:CAS No.: 7758-29-4
3:Packing: 25KG/PP BAG
4:Applications:
1)Used as one of the main auxiliaries for synthetic detergent, synergist for soap, tanning agent for leather making, auxiliary for dyeing; as an effective dispersion agent for suspensions of coatings, kaolin, magnesium oxide, calcium carbonate and drilling mud, etc;
2)In foodstuff industry, it is used as quality improver in the process of canned food, fruit juice drinks, foodstuffs from milk or soybeans.
Standard : GB /T 998 4 -200 8/ QB1034- 19 91
| Technical
| Food
|
Assay Na5P3O10 % ≥
| 94. 0
| 95.0
|
P2 O 5 % ≥
| 57.0
| 57.0
|
Water Insoluble Matter % ≤
| 0.15
| 0.05
|
Iron(Fe) % ≤
| 0.015
| 0.015
|
PH value (1% water solution)
| 9.2-10.0
| 9. 4 -10.0
|
Heavy Metal (as Pb) % ≤
| -
| 0.001
|
Arsenic (As) % ≤
| -
| 0.0003
|
Fluoride (F) % ≤
| -
| 0.003
|
Chloride(Cl) % ≤
| -
| 0.025
|
Sulphate(SO4)% ≤
| -
| 0.4
|
Whiteness % ≥
| 9 0 . 0
| 90 .0
|
D ensity (g/cm3)
| 0.35-0.95
| 0.55-0.90
|
Phase I
| 10-30
| 10-30
|