Monopotassium Phosphate
- Product NameMonopotassium Phosphate
- CAS7778-77-0
- MFH2KO4P
- MW136.085541
- EINECS231-913-4
- MOL File7778-77-0.mol
Chemical Properties
| Melting point | 252.6 °C (lit.) |
| Boiling point | > 450 °C |
| Density | 2.338 g/mL at 25 °C (lit.) |
| vapor pressure | 0Pa at 25℃ |
| storage temp. | Store at +5°C to +30°C. |
| solubility | H2O: 1.5 M at 20 °C, clear, colorless |
| form | powder |
| Specific Gravity | 2.338 |
| color | White transparent |
| PH | 4.2-4.6 (20g/l, H2O, 20℃) |
| pka | (1) 2.15, (2) 6.82, (3) 12.38 (at 25℃) |
| Odor | Odorless |
| Water Solubility | 222 g/L (20 ºC) |
| Sensitive | Hygroscopic |
| Decomposition | 253 °C |
| λmax | λ: 260 nm Amax: 0.046 λ: 280 nm Amax: 0.040 |
| Merck | 14,7659 |
| Stability | Hygroscopic |
Safety Information
| Hazard Codes | |
| HS Code | 2835240000 |
| Hazardous Substances Data | 7778-77-0(Hazardous Substances Data) |
| Toxicity | LD50 skin in rabbit: > 4640mg/kg |
