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Chemical formula: Na2HPO4
Molecular weight: 141.98
CAS NO.: 7758-79-4
Ref. Standard: HG/T2965-2000 (Industrial grade); HG2920-2000(Food grade)
production capacity:3000 t/a
Properties: White powder, soluble in water easily, water solution is alkaline. pH of 1% water solution is 8.8-9.2
Technical Specification:
|
No. |
Index |
Industrial grade |
Food grade |
|
1 |
Main content %≥ |
98.0 |
98.0 |
|
2 |
P2O5 %≥ |
49.0 |
49.0 |
|
3 |
pH of 1% water solution |
8.8-9.2 |
9.0-9.4 |
|
4 |
Water insoluble %≤ |
0.1 |
0.1 |
|
5 |
Arsenic, as As %≤ |
- |
0.0003 |
|
6 |
Fluoride, as F %≤ |
- |
0.003 |
|
7 |
Heavy metal, as Pb %≤ |
- |
0.001 |
|
8 |
Sieve test(Thro 60 mesh)%≥ |
90.0 |
90.0 |
Application: Used as soft water agent for boiler. For food grade, it is mainly used as additive agent, pH adjustable agent.
Packaging: packed in plastic woven bag with PE lining, 25kgs/bag. Stored in ventilated and dry place