Customization: | Available |
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CAS No.: | 7722-88-5 |
Formula: | Na4p2o7 |
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1.Chemical Name: sodium pyrophosphate,Tetrasodium Pyrophosphate
2.Molecular Formula : Na4P2O7
3.Molecular Weight: 265.90
4.CAS: 7722-88-5
5.Character: It's colorless transparent crystal or white crystalline powder. The relative density is 2.534 and melting point is 880ºC. It's easily soluble in water and insoluble in ethanol. It will weather in dry air and lose crystal water in 100ºC. It easily absorbs water to deliquesce in air.
6.Usage: It is used as quality improver, regulator of PH value, chelating agent, emulsifier and binder in food industry. It also can be used in the processing of baking powder and cheese.
7.Packing: It is packed with polythene bag as theinner layer, and a compound plastic woven bag as the outer layer. The net weight of each bag is 25kg.
8.Storage and Transport: It should be stored in a dry and ventilate warehouse, kept away from water and moisture during transport, unload with care as to avoid being damaged. Furthermore, it must be stored separately from poisonous substances.
Name of index | Index |
Appearance | Whiter powder |
Content % | 95-100.5 |
Ph value(1% water solute) | 9.9-10.7 |
As %≤ | 0.0003 |
Pb %≤ | 0.0004 max |
Fluorides(as F) %≤ | 0.005 |
Water insoluble %≤ | 0.2 |
Sodium pyrophosphate(as P2O5) %≥ | Passed the test |
Lost in drying %≤ | 0.50 |
Packing: 25kgs PP+PE bag or 25kgs paper bag.
Lead time: Normally it is 3-5days. It depends on your quantity and our stock.
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