Sodium tripolyphosphate is an inorganic compound with the chemical formula Na5P3O10. It is an amorphous water-soluble linear polyphosphate commonly used in food as a water retention agent, quality improver, pH regulator, and metal chelating agent.
|
Items |
|
Results |
|
Assay(Na₅P₃O₁₀)% |
94.0min |
95.75 |
|
P2O5% |
57.0min |
57.87 |
|
Water insoluble substances% |
0.10max |
0.02 |
|
PH(1% solution) |
9.2~10.0 |
9.7 |
|
Iron( as Fe) ppm |
150max |
110 |
|
Whiteness% |
90min |
92 |
|
Bulk Density |
0.50~0.7 |
0.53 |
|
Phase I |
10-40 |
32 |
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