Sodium metaphosphate CAS NO.10124-56-8

Sodium Hexametaphosphate, SHMP, HMP, calgon Chemical formula: (NaPO3)6 Molecular weight: 611.82 CAS No.: 10124-56-8 Sodium Hexametaphosphate, SHMP, HMP, calgon Specs: Tech Grade: Total phosph…

Sodium Hexametaphosphate, SHMP, HMP, calgon Chemical formula: (NaPO3)6 Molecular weight: 611.82 CAS No.: 10124-56-8 Sodium Hexametaphosphate, SHMP, HMP, calgon Specs: Tech Grade: Total phosphate, as P2O5---------- 68.0% min Inactive phosphate, as P2O5 ------7.5% max Iron, as Fe ------------------------------0.05% max pH of 1% water solution ---------------5.8-7.3 Solubility-------------------------------- Qualified Water insoluble ---------------------0.05% max Sodium Hexametaphosphate, SHMP, HMP, calgon Food Grade: Total phosphate, as P2O5---------- 68.0% min. Inactive phosphate, as P2O5 ------7.5% max. Iron, as Fe ------------------------------0.05% max. pH of 1% water solution ---------------5.8-6.5 Solubility-------------------------------- Qualified Heavy metal, as Pb-------------------0.001% max. Arsenic, as As -------------------------0.0003% max. Fluoride, as F---------------------------0.003% max. Water insoluble -----------------------0.06% max. Sodium Hexametaphosphate, SHMP, HMP, calgon Property: 1. Appearance: White powder; 2. Relative density: 2.484 (20 degree centigrade); 3. Solubility: Easily soluble in water, but not in organic solution; 4. Absorbent to dampness, and turn sticky when absorbed dampness in air; 5. Can form soluble chelate with metallic ions such as Ca, Ba, Mg, Cu and Fe Sodium Hexametaphosphate, SHMP, HMP, calgon Use: 1. Technical grade: Used in such industries as oil field, paper-making, textile, dyeing, petrochemical industry, tanning industry, metallurgical industry and building material industry, and used as a water softening agent in solution for printing, dyeing, and boiler, as diffusant in papermaking; Retarding agent, floating agent, dispersing medium, high temperature agglomerant, detergent and soil analytical chemical reagent; 2. Food grade: Mainly used as additive agent, pH adjusting agent, fermenting agent, and nourishment, etc.