Specification :

Specifications
Sodium Hexametaphosphate, SHMP, ( NaPO3) 6oil field, paper making, textile, printing dyeing, petrochemical, leather & building
Whole Name: Sodium Hexameta Phosphate
[ Molecular formula] : ( NaPO3) 6[ Molecular weight] : 611.82[ Physiochemical properties] : white powder, specific gravity: 2.484( 20) , easily soluble in water, insoluble in organic solvents.
[ Executive standard] : HG/ T 2837-97
Index name Industrial grade Food Grade
Main content ( based on P2O5) % e 68.0 68.0
Inactive phosphate( based on P2O5) % e 7.5 7.5
PH value( 1% aqueous solution) 5.8-7.3 5.8-6.5
Iron ( Fe) % d 0.05 0.05
Solubility Qualified Qualified
Arsenic( based on As) % d 0.0003
Fluoride( based on F) % d 0.003
Heavy metal( based on Pb) % d 0.001
Water insoluble % d 0.05 0.06
[ Use] : Used in the industries including oil field, paper making, textile, printing dyeing, petrochemical, leather and building material etc. as water softener, flotation agent, dispersant, high temperature binding agent and additive, quality modifier, PH value regulator, metallic ion chelating agent and bulking agent etc..