Sodium Hexametaphosphate tech grade        
Appearance: White powder
Chemical formula: (NaPO3)6
CAS No.:10124-56-8
Molecular weight: 611.82
Specification:
Total phosphate as P2O5: 68% min
Inactive phosphate as P2O5 : 7.5% max
Iron: 0.05% max
PH value(1% solution) : 5.8-7.3
Water insoluble: 0.05% max

Properties: White powder, relative density is 2.484 (20), easily soluble in water, but not in organic solution, absorbent to dampness, and turn sticky when absorbed dampness in air. It is possible to form solvent compound with metallic ions such as Ca, Ba, Mg, Cu and Fe; It is a fine agent for water treatment.

Use: mainly as a softener and anticorrosion agent for industrial water, diffusion agent of manufacture paper, bonding agent of blast-furnace refractory, floatation agent for ore-dressing, etc.  Food grade can be used as quality improver in beverage, milk products and can goods etc, as PH adjuster and as metal ion adhesive, It can help to protect color of food,  to emulsify fats in meat cans and to keep beer from muddling.