|
Industrial Phosphorous acid Molecular formula: H3PO4
Molecular weight: 97.99
Properties: Colorless transparent thick fluid , Corrosion , medium strong acid
Standard: GB/T2091-2003
| Item |
Standard
|
Results
|
| Chroma(Hazen)≤ |
20
|
10
|
| Phosphoric Acid(H3PO4), %≥ |
85.0
|
85.50
|
| Chloride(Cl), %≤ |
0.0005
|
0.00006
|
| Sulfate(SO4), %≤ |
0.003
|
0.0027
|
| Heavy Metals(Pb), %≤ |
0.001
|
0.0001
|
| Arsenic(As), %≤ |
0.0001
|
0.00009
|
| Fe %≤ |
0.002
|
0.0003
|
| Analyst |
examine and verify
|
|
Usage: Plating, polishing , phosphate and alkali industry.
Scale of production: 50,000 tons
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