White powder; Soluble in water but insoluble in ethanol; Relative density 2.45g/cm3and 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,50kg,1000kg net bage,store at a cool,dry and well ventilated place.