Products
STPP - Sodium Tripolyphosrhate Food Grade/Feed Grade
Molecular Formula:Na5P3O10
Molecular Weight:367.86
CAS NO.:7758-29-4
Standard executed:GB1886.335-2021:FCC:Q/WLD06-2021
Appearance:White powder or granule.
Usage:Mainly used as emulsifier, chelating agent and moistureretaining agent in food industry.Used as acidity adjuster in feedprocessing.
Packaging:25kg, 50kg bags; bulk bags; according to customer requirements.
Specification:
|
Item |
Food Grade |
Feed Grade |
|
Main contents(Na5P3O10), W/% ≥ |
85.0 | 85.0 |
|
Total phosphates (as P2O5), W/% |
56.0~58.0 | 56.0~58.0 |
| Water insoluble, W/% ≤ | 0.1 | 0.1 |
| pH Value (10g/L) / | 9.1~10.1 | -- |
| Moisture, W/% ≤ | -- | 2 |
|
Heavy metals (as Pb)/(mg/kg) ≤ |
10.0 | -- |
| Fluoride (F)/(mg/kg) ≤ | 20.0 | 100 |
| Arsenic (As)/(mg/kg) ≤ | 3 | 10 |
| Chromium (Cr)/(mg/kg) ≤ | -- | 10 |
| Lead (Pb)/(mg/kg) ≤ | 2 | 10 |
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