... , textile, dyeing, petroleum, chemistry, metallurgy and construction materials Sodium Hexametaphosphate(SHMP)Chemical formula :(NaPO3)6Molecular Weight:611.82Standard ... production, textile, dyeing, petroleum, chemistry, metallurgy and construction materials etc. as water softener, flotation selecting agent, ... 0039Water Insoluble matter % ≤0.050.0510Polymerization9-219-21 Sodium Hexametaphosphate