Sodium hexametaphosphate

Sodium hexametaphosphate,also called SHMP,is an inorganic compound with the chemical formula (NaPO3) 6. CAS No.10124-56-8.
It is a white crystalline powder that is soluble in water but insoluble in organic solvents. It is mainly used in the food industry as a quality improver, pH regulator, metal ion chelating agent, adhesive, and expanding agent.