|
 Chemical formula : (NaPO3)6
Molecular weight: 611.82
Standard executed: HG/T2837-1997
Properties:
White powder; 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 treatment chemical.
Uses:
Used in 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 used as an additive, nourishing agent, quality improver, pH regulator, metal ions chelating agent, adhesive and leavening agent etc.
Packing and storage:
In double layer bags of 25 Kg or 50 Kg or 1000 Kg net. It must be stored in places well ventilated and dry.
Guaranteed Technical Specifications :
|
NO
|
Indexes
|
Industrial Grade
|
Food Grade
|
|
1
|
Total phosphates (as P2O5 )% ≥
|
68
|
68
|
|
2
|
Inactive Phosphates (as P2O5 )%≤
|
7.5
|
7.5
|
|
3
|
Iron (Fe) % ≤
|
0.05
|
0.05
|
|
4
|
PH Value
|
5.8-7.3
|
5.8-6.5
|
|
5
|
Solubility
|
pass
|
pass
|
|
6
|
Heavy Metals (as Pb) % ≤ |
0.001
|
0.001
|
|
7
|
Arsenic (As)% ≤ |
|
0.0003
|
|
8
|
Fluoride (as F) % ≤ |
|
0.003
|
|
9
|
Water Insoluble matter % ≤ |
|
0.05
|
|
10
|
Polymerization |
9-21
|
9-21
|
|
