| Model: | 7722-88-5 |
|---|---|
| Brand: | chuanxi xingda chemical |
| Origin: | Made In China |
| Category: | Chemicals / Inorganic Chemical Materials / Alkali |
| Label: | TSPP , SODIUM |
| Price: |
-
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| Min. Order: | - |
| Live Chat: | Last Online:26 Apr, 2011 |
Molecular Formula: Na4P2O7
Molecular Weight: 265.9
Properties: White powder; soluble in water but insoluble in ethanol; deliquescent in the open air. Its aqueous solution shows weak alkalinity and is stable at 70℃ but will be hydrolyzed into disodium 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.
Packing: 25kg, 50kg net bags. It must be stored in places well ventilated and dry.
Standard executed: HG/T2968-1999
|
Item |
Industrial Grade |
|
Assay (Na4P2O7), %≥ |
98.0 |
|
Phosphorus pentoxide, % ≥ |
51.5 |
|
Ortho Phosphates |
Qualified |
|
pH (1% water solution) |
9.9—10.7 |
|
Water insoluble, % ≤ |
0.2 |
|
Fineness (through 60 mesh sieve), % |
90 |
