Sodium Hexametaphosphate Molecular formula: (NaPO3)6 Molecular weight:611.82 Specifications:FCC ... .Specifications:FCC-IVstandard: HG/T 2519-2007Uses:Used in industries of oil fields, paper production, textile, dyeing, petroleum, chemistry, metallurgy ... selecting agent, disperser and high temperature adhesive; In food industry it used as an additive, nourishing agent, quality improver, pH regulator, ...