Chemical formula: Na3PO4. nH2O (n=0, 12)
Molecular weight: 380.14
Standard executed: Tech grade (HG/T 2517-1993)  Food grade(National standard)
 CAS Number: 7758-79-4
Properties:
White or colorless crystals, efflorescent in air, easily soluble in water but not in organic solution. Its water solution is alkaline. PH value of 1% solution is 12.1, relative density at 1.62g/cm3, melting point is 73.4 ℃.
Application:
Used as a water softening agent, cleaning agent in electroplating, color fixer in fabric dyeing and flux in enamel ware manufacturing and so on.
Packing and storage:
In 25kg, 50kg, 1000kg net bags, store at a cool, dry and well ventilated place.


Specifications     Food  grade   
Appearance     white powder
Main contents% min    98.0
Phosphorus pentoxide (P2O5)%min    39.5
Sodium oxide, as Na2O    36-40
Sulfate, as SO4 % max    0.25
PH of 1% water solution    11.5-12.1
Heavy metal, as Pb    10ppm
Arsenic, as As        3ppm   
Fluoride as F        50ppm
Water insoluble% max    0.10   

We can also supply industrial grade TSP