1Chemical Name: Sodium HexametaphosphateSodium Tetrapolyphosphate.
2M. F. : (NaPO3)6
3M. W. :611.17
4Physical properties: White powder,density is 2.48420,easily soluble in water,but nearly insoble in organic solution,it is absorbent to dampness in the air.absorbabsorbent to dampness. it easily chelate with metallicions such as Ca,Mg.
5Quality standard:GB1890-1989FCC-
 
 Name of index  GB 1890-1989 FCC-   
Total Phosphate (as P2O5 ) >% 68.0 60.0-71.0   
Inactive Phosphate (as P2O5) <% 7.5 -   
Water Insoluble   <% 0.06 0.1   
Iron (Fe)          <% 0.05 -   
PH (1% aqueous solution)    5.8-6.5 -   
Arsenic (As)       <% 0.0003 0.0003   
Heavy Metal (as Pb) <% 0.001 0.001   
Fluoride (as F)       <% 0.003 0.005 
6Usage:Used as water-conservative. Applied to can, fruit drinks, milk product, vegetable protein drinks, instant noodles, meat product, and so on. Used as stabilizer and freezing agent and applied to
7Packing: It is packed with ployethylene bags as line-r , and a woven bag as the outer layer. The net weight of each bag is 25kg.
8Storage and transport: It should be stored in a dry . ventilative and clean warthouse; kept away from moisture and hot, Furthermore, it should be stored separstely from poisonous Substances.