| Melting point | 605 °C(lit.) |
| Boiling point | 1382°C |
| density | 2.06 |
| vapor pressure | 1.33 hPa (547 °C) |
| refractive index | n 20/D 1.381 |
| Fp | -4 °F |
| storage temp. | 2-8°C |
| solubility | H 2 O: soluble |
| form | beads |
| color | White to gray |
| Specific Gravity | 2.068 |
| Odor | Odorless |
| PH | 5.5-7.5 (25ºC, 50mg/mL in H2O) |
| PH Range | 6 |
| Water Solubility | 832 g/L (20 ºC) |
| λmax |
λ: 260 nm Amax: 0.01
λ: 280 nm Amax: 0.01 |