Transparent glass-like powder or scaly solid , not dissolve in organic solvent , hydrolyze to positive phosphate in neuter mediu

Molecular formula:(NaPO3)6Molecular weight:611.82Properties:Transparent glass-like powder or scaly solid , Relative Density is 2.484,high deliquescence in air , dissolve in water: 973.2g per 1L water at 20°C, PH of 1% solution is 5.5-6.5,not dissolve in organic solvent , hydrolyze to positive phosphate in neuter mediums.Quality index:

Item	Unit	Index
Total Phosphate ( as P2O5)	%	≥68.0
Inactive Phosphate ( as P2O5)	%	≤7.5
water insoluble matter	%	≤0.06
Fe(Fe)	%	≤0.05
PH	-	5.8-6.5
As (As)	%	≤0.0003
Heavy metals( as Pb)	%	≤0.001
Fluoride ( as F)	%	≤0.003

Uses:

1,Mainly used in circulating water treatment as flotation agent and dispersant2,As preservative used in foods .

3,Widely used in mining ,artesian well ,textiles,printing and dyeing and so on

Sodium hexametaphosphate food grade