... Sodium HexametaphosphateChemical formula (NaPO4)6(Ar≈611.77)Properties White granular crystals,soluble in water, but non-soluble ... point at 616.Application Used as additive agent,PH adjustable agent,water agent in the solution for printing and dyting ... and boiler,Diffusion of papermaking;slow corrosive,floating agent,dispersing medium,hing temperature agglomerant,detergent and soilanalytical ...