Hypophosphite
- CAS number
- 7803-65-8
- Molecular weight
- Molecular formula / chemical symbol
- NH4H2PO2
Description
White crystals. Deliquescent. Decompose when heated to precipitate phosphine (autoignition). Soluble in boiling ethanol and water, slightly soluble in cold ethanol, almost insoluble in acetone. The aqueous solution was neutral. Mp 200 ℃. Irritation.
Keywords: Phosphate
USES
Manufacturing polyamide catalyst. Pharmaceutical industry. This product should be sealed in a cool dry place.
Report
Quality standards(Corporate Executive Standard)
|
Item |
Analytical grade |
Chemically pure |
|
Content |
|
≥96.0% |
|
Aqueous reaction |
|
Qualified |
|
Suitability of arsenic test |
|
Qualified |
|
Max impurities,%: |
|
|
|
Water insoluble matter |
|
0.01 |
|
Sulfate (SO4) |
|
0.1 |
|
Phosphite (PO3) |
|
0.8 |
|
Calcium (Ca) |
|
0.2 |