Product: |
TETRA SODIUM PYRO PHOSPHATE
(Food Grade) / SODIUM PYRO PHOSPHATE |
Chemical Formula |
Na4P2O7 |
HS Code: |
28353900 |
ANALYSIS STANDARD： |
GB8848-88 |
Packings |
25 Kg HDPE Bags (with inner poly bag.) |
Shelf Life |
Two years. |
Application: It is used as buffering agent, emulsifier, nutrition ingredients and quality improver. |
Properties: White powder, soluble in water but insoluble in ethanol, relative density is 2.45g/cm3and melting point 890℃ and deliquescent in the open air. Its aqueous solution shows weak alkalinity and is stable at 70 ℃ but will be hydrolyzed into di-sodium phosphate when boiled . |
Chemical Properties |
|
Description |
Specification |
Assay (as Na4P2O7 ) |
96.5% |
Phosphorous Pentoxide (as P2O5) |
51 % Min. |
| Water Insolubles (as P2O5) |
0.1% |
Fluoride (as F) |
0.005% Max. |
Heavy Metals (as Pb) |
0.001% Max. |
Arsenic (as As) |
0.0003% Max. |
pH |
9.9-10.7 |
Moisture |
0.3% Max. |
Note: The above data does not represent a specification, but are indicative in nature only. |
