Tetra Sodium Pyrophosphate， (TSPP)
Byname: sodium pyrophosphate
Molecular formula: Na4P2O7
Molecular Weight: 265.9
GB8848-88(Food Grade)
CAS Number: 7722-88-5
Properties:
White powder; Soluble in water but insoluble in ethanol; Relative density 2.45g/cm3 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.
Packing and storage:
In 25Kg / 50kgs net bags. It must be stored in places well ventilated and dry.
| Specifications: | Appearance: powder
Content(as Na4P2O7), 98%min.
P2O5, 51%min.
Insoluble matter, 0.2%max.
pH (1%), 9.9-10.7
As, 0.0003%max
Pb, 0.001%max
F, 0.005%max
Packing: in 25kg, 50kg PP bags |
| Advantages: | Powder form
Water soluble
For buffering agent, nutritional agents etc.
|
| Export Markets: | Worldwide |
| Pricing: | FOB, CNF |
| Payment Details: | T/T, LC |
| Min Order: | 10MT |
| Ship Date: | 5 days |
| Standard Met: | Export specs. |
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