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Properties:
Chemical formula: H3PO2
Molecular weight: 66
Appearance: colorless transparent liquid
Solubility: soluble in water at any proportion
Breaks down into hydrogen phosphide, phosphoric acid, phosphorous acid and hydrogen in contact with heat or oxidant.
Specific gravity: (20℃)50% solution1.247
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Quality standard (enterprise standard)
|
Index Item |
Index |
|
|
Electronic grade |
Technical grade |
|
|
Hypophosphorous acid (H3PO2) content%≥ |
50.0 |
50.0 |
|
Phosphorous acid (H3PO3) content %≤ |
0.3 |
0.5 |
|
Sodium (Na) content % ≤ |
0.3 |
0.5 |
|
Iron (Fe) content % ≤ |
0.0003 |
0.0005 |
|
Chlorine (Cl) content % ≤ |
0.005 |
0.015 |
Application:
The product can be used as reducing agent. It can be widely used in chemical plating, pharmaceutical, chemical, resin, coating, ink, water treatment, and other industries.
Packing and storage:
Blue plastic drum or 1000LIBC, net weight 25kg /250kg/1000kg. Keep in dry and well-ventilated place. Avoid high temperature or contacting with oxidants.
Next: Calcium hypophosphite
