Sodium Hexametaphosphate Formula: (NaPO3)6 MW: 611.70 Executive Standard: GB/T1624-79 Quality: Colorless transparent glassy piece or granule relative density 2.48, point is 616°C (decomposition). Dissolve in water easily, not dissolve in organic solvent; strong moisture absorption. Usage: As water softener for boiler water and industrial water; Be used as water treatment chemicals, corrosion inhibitor, flotation agent, dispersant, textile dyeing auxiliaries, rust inhibitor, etc. Package: 25kg in plastic paper bag. Transport: By train, truck and vessel, etc.Sodium Hexametaphosphate (Food Grade) Executive Standard: GB1890-2005 Quality: Colorless or white transparent glassy piece or granule. Dissolve in water easily, not dissolve in organic solvent, strong moisture absorption. Usage: Be used as betterment agent of food, PH conditioning agent, dispersant agent, bloating agent, etc.; for bean products, using as stable coloring matter, protect tint of food. Package: 25kg in plastic paper bag. Transport: By train, truck and vessel, etc. Specification: Specifications