| ≥1 piece |
Chemical formula: (NaPO 3 ) 6
Molecular weight: 611.82
CAS NO.: 10124-56-8
Ref. Standard: HG/T2837-2007(Industrial grade); GB1890-89(Food grade)
production capacity: 3000 t/a
Properties: White powder, crystalline, or plate, relative density is 2.484 (20a??), 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.
Technical Specifications:
|
No.
|
Index
|
Industrial Grade
|
Food Grade
|
|
1
|
Total phosphate, as P 2 O 5 %≥
|
68.0
|
68.0
|
|
2
|
Inactive phosphate, as P 2 O 5 %≤
|
7.5
|
7.5
|
|
3
|
Iron, as Fe %≤
|
0.05
|
0.05
|
|
4
|
pH of 1% water solution
|
5.8-7.3
|
5.8-7.0
|
|
5
|
Solubility
|
Qualified
|
Qualified
|
|
6
|
Heavy metal, as Pb %≤
|
-
|
0.001
|
|
7
|
Arsenic, as As %≤
|
-
|
0.0003
|
|
8
|
Fluoride, as F %≤
|
-
|
0.003
|
|
9
|
Water insoluble %≤
|
0.06
|
0.05
|