Molecular Formula: (NaPO3) 6
Molecular Weight: 611.82
Properties: White powder, granular & plate; density 2.484(20℃); soluble in water but insoluble in organic solvent; It has got strong hygroscopicity and can absorb humidity from the air to become into pasty form; It may form soluble chelates with ions of Ca, Ba, Mg, Cu, Fe etc. and is a good water softener.
Uses: Used as industries of oil fields, paper production, textile, dyeing, petroleum, chemistry, metallurgy and construction materials etc. as water softener, flotation selecting agent, disperser and high temperature adhesive; In food industry it main used as an additives.
Packing and storage: 25 Kg or 50 Kg or 1000 Kg bags. It must be stored in places and well ventilated and dry.
Standard executed: HG/T2837-1997
Item |
Industrial Grade |
Total phosphates (as P2O5 ), % ≥ |
68.0 |
Inactive Phosphates (as P2O5 ), % ≤ |
7.50 |
Iron (Fe), % ≤ |
0.05 |
pH, 1% solution |
5.8-7.3 |
Solubility |
Qualified |
Water insoluble, %≤ |
0.05 |
Polymerization |
9-21 |
|