TECHNICAL DATE SHEET OF SODIUM TRIPOLY PHOSPHATE
| PRODUCT | Sodium Tripoly Phosphate(STPP) | |||
| APPEARANCE | White powder or granula | |||
| CAS No. | 7758-29-4 | |||
| SPECIFICATION | Items | Technical Grade | Food Grade | |
| Main content (Na5P3O10) | ≥ |
94.0% |
94.0% |
|
| P2O5 | ≥ |
57.0% |
57.0% |
|
| Water insoluble matter | ≤ |
0.1% |
0.05% |
|
| Iron (Fe) | ≤ |
0.01 % |
0.01% |
|
| PH value |
|
9.2-10.0 |
9.5-10.0 |
|
| Heavy metal (Pb) | ≤ |
/ |
0.001% |
|
| Arsenic (As) | ≤ |
/ |
0.0003% |
|
| Fluoride (F) | ≤ |
/ |
0.003% |
|
| Whiteness | ≥ |
90% |
90% |
|
| Loss on ignition | ≤ |
1.0% |
/ |
|
| density (g/cm3) |
|
0.4-1.0 |
0.4-1.0 |
|
| Phase I |
|
15-45 |
15-45 |
|
| PACKING | In 25kg PE+PP bag or 1000kg jumbo bag. | |||
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