Specification
Re:SodiumHexametaphosphate
68%min tech grade                           
Appearance:White power                      
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                    

2.
Specification
Re: Sodium Hexametaphosphate 68%min food grade  
Appearance: White powder                      
Specification: 
Total phosphate as P2O5: 68% min                 
Inactive phosphate as P2O5: 7.5% max              
Iron: 0.05% max                              
PH value(1% solution): 5.8-6.5                    
Water insoluble: 0.06% max                       
Heavy metals as Pb: 0.001% max                  
As: 0.0003% max                               
F: 0.003% max                              
 
 
Application: For industrial use, such as oil field, paper-making, textile, dyeing, petrochemical industry, tanning industry, metallurgical industry and building material industry, it is mainly used as a water softening agent in solution for printing, dyeing, and boiler; Diffusant in papermaking; Retarding agent, floating agent, dispersing medium, high temperature agglomerant, detergent and soil analytical chemistry reagent. For food grade, it is mainly used as additive agent, pH adjusting agent and fermentation agent, and nourishment.

 
Packaging: Plastic-woven sack with inner polythene bag; Net weight: 25kg, 50kg or 1, 000kg. Stored in ventilated and dry place.
Sodium Hexametaphosphate(Sodium Polyphosphates, Glassy; Sodium Tetrapolyphosphate; Graham’s Salt)
Chemical formula: (NaPO3)6
CAS No.:10124-56-8
Molecular weight: 611.82
Standard executed: HG/T2837-1997
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.