... powder or scaly solid , not dissolve in organic solvent , hydrolyze to positive phosphate in neuter mediu Molecular formula:(NaPO3)6Molecular weight ... solid , Relative Density is 2.484,high deliquescence in air , dissolve in water: 973.2g per 1L water at 20°C ... as flotation agent and dispersant2,As preservative used in foods .3,Widely used in mining ,artesian well ,textiles,printing and dyeing and ...