Customization: | Available |
---|---|
CAS No.: | 7758-29-4 |
Type: | Sodium Tripolyphosphate |
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(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 |