White powder; Soluble in water but insoluble in ethanol; Relative density 2.45 and melting point 890
White powder; Soluble in water but insoluble in ethanol; Relative density 2.45 and melting point 890 ; 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 .
Uses: Applied in industries of detergents as detergent auxiliary, paper production to bleach and electroplating; In food industry it is used as buffering agent, emulsifier, nutrition ingredients and quality improver.
Specification:
| No | Specifications | Industrial Grade | FoodGrade |
| 1 | Assay (as Na4P2O7)%≥ | 96.5 | 96.5 |
| 2 | P2O5%≥ | 51.5 | 51.5 |
| 3 | Ortho Phosphates | Pass | Pass |
| 4 | PH Value | 9.9-10.7 | 9.9-10.7 |
| 5 | Water Insoluble matter % ≤ | 0.2 | 0.2 |
| 6 | Size (through 60mesh sieve) | 90% Min | 90% |
| 7 | L.O.I. % ≤ | 0.5 | |
| 8 | (As F)%≤ | 0.005 | |
| 9 | (As As)%≤ | 0.0003 |
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Type:
Nutrition Enhancers
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