|
Phosphorous
acid
MF: H3PO3
MW: 82.00
Properties: white crystal
Standard: HG/T2520-93
Technical index
|
Item
|
Index
|
|
first grade
|
salable product
|
| Appearance |
white crystal
|
white crystal
|
Assay %  |
98.0
|
97.0
|
Chloride %  |
0.01
|
0.02
|
| Fe ion% |
0.001
|
0.005
|
| Phosphate % |
0.2
|
0.6
|
| Sulfate % |
0.008
|
0.01
|
Usage: The auxiliary agent of medicine, chemical intermediate,
pesticide, synthetic fiber
|
