Byname: Tetra Sodium pyrophosphate
Molecular formula: Na4P2O7
Molecular Weight: 265.9
Standard executed: HG/T2968-1999(Technical Grade), GB8848-88(Food Grade)
CAS Number: 7722-88-5
Properties:
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.
Packing and storage:
In double layer bags of 25Kg net. It must be stored in places well ventilated and dry.
Guaranteed Technical Specifications: