Hypophosphorous Acid
- Company Name:Qinzhou Rongde Chemicals Co.,Ltd.
- Membership:Free Member
- Member Since:2009. 05.17
- Country/Region:China
- City:Guangxizhuangzuzizhiqu
- Contact:William Zhou
- Related Keywords:Hypophosphorous Acid, HPA
Qinzhou Rongde Chemicals Co.,Ltd.Contact us
Qinzhou Rongde Chemicals Co.,Ltd.
[China]
Property: The pure form of this product is a colorless crystal with the density of (19°C)1.493 and the melting point of 26.5°C. It can be mixed with water in any proportions. Being a strong reducer, it can be mixed with water in any proportion, and it is easily oxidized in air. If the anhydrous acid is heated to 130-140°C, it will be decomposed into PH3 and H3PO4.
Uses:
1.As antioxidant and color-reducing agent for alkyd resin.
2.As reducer.
3.In the manufacture of sodium hypophosphite, calcium hypophosphite, manganese hypophosphite, iron hypophosphite etc.
Specification:
|
Item |
Specification |
|
Hypophosphorous acid (H3PO2) Content, % ≥ |
50.0 |
|
Phosphorous acid (H3PO3) Content, % ≤ |
0.3 |
|
Iron (Fe) Content, % ≤ |
0.0005 |
|
Chloride (Calculated as Cl)Content, % ≤ |
0.015 |
|
Sodium(Na)Content, % ≤ |
0.05 |
|
Sulfate(Calculated as SO4 )Content, % ≤ |
0.015 |
|
Arsenic (As)Content, % ≤ |
0.0001 |
|
Lead (Pb)Content, % ≤ |
0.0005 |
|
Chroma(Hazen) |
30 |
|
Relative Density(20°C) |
1.210-1.226 |
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