Chemical formula: Na4P2O7
Molecular weight: 265.9
CAS NO.: 7722-88-5
Ref. Standard: HG/T2968-1999(Industrial grade);HG2923-1999(Food grade)
Production capacity:5000 t/a
Molecular weight: 265.9
CAS NO.: 7722-88-5
Ref. Standard: HG/T2968-1999(Industrial grade);HG2923-1999(Food grade)
Production capacity:5000 t/a
Properties: White powder, easily soluble in water, relative density is 2.45, melting point is 890C, its water solution is alkaline, pH value of 1% water solution is 9.9-10.7.
Technical Specifications:
|
No. |
Index |
Industrial grade |
Food grade |
|
1 |
Main content %≥ |
96.5 |
96.5 |
|
2 |
P2O5 %≥ |
51.5 |
51.5 |
|
3 |
Phosphate |
Qualified |
Qualified |
|
4 |
pH of 1% water solution |
9.9-10.7 |
9.9-10.7 |
|
5 |
Water insoluble %≤ |
0.2 |
0.2 |
|
6 |
Heavy metal, as Pb %≤ |
- |
0.001 |
|
7 |
Arsenic, as As %≤ |
- |
0.0003 |
|
8 |
Fluoride, as F %≤ |
- |
0.005 |
|
9 |
Sieve test(Through 60 mesh) %≥ |
90 |
90 |
Application: Mainly used as detergent in washing, bleach in paper-making, electroplating, etc. For food grade it is mainly used as food additive. Buffering agent, emulsification agent, and nourishment, and modifying agent, etc.
Packaging: 25kg/50kg in plastic woven bag with PE lining. Stored in ventilated and dry place.