Hypophosphorous Acid 50%
1. Molecular formula: H3PO2
2. Molecular weight: 66.0
3. Characters: Color crystal for pure product. Density(19°C): 1.493; melting point: 26.5°C. soluble in water with any proportion.
4. CAS No.: 6303-21-5
5. UN: 3264
6. Specifications:
| Assay Item | Industrial Grade | Electronic Grade |
Assay | 50.0-50.5% | 50.0-50.5% |
| H3PO3 | 0.5% max | 0.3% max |
| Na | 0.5% max | 0.3% max |
| Cl | 0.015% max | 0.005% max |
| Fe | 5ppm max | 3ppm max |
| Specific Gravity | 1.21-1.220 | 1.21-1.220 |
7. Application:
(1) used as anti-oxidant color reducing agent
(2) used for reducing function
(3) used to produce hypophosphites
(4) used to produce API intermediates
8. Storage: airproof storage
9. Packing: 25kg, 250kg net per drum
Hypophosphorous Acid, حمض الفوسفوريك, Ácido hipofosfórico, фосфорноватистая кислота
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