| Melting point |
40°C |
| Boiling point |
130 °C |
| Density |
1.04 |
| bulk density |
1500kg/m3 |
| vapor density |
8.8 (vs air) |
| vapor pressure |
7 mmHg at 20 °C |
| Flash point |
-40 °C |
| storage temp. |
2-8°C |
| solubility |
Soluble in alcohol, ether, chloroform, benzene, ammonium hydroxide, phosphorus oxychloride and carbon tetrachloride |
| form |
Solution |
| color |
White to yellow,or lemon yellow |
| Specific Gravity |
5.10 |
| Odor |
Acrid, chlorine-like odor detectable at 2 ppm (20 mg/m3) |
| PH |
6 (20°C, 25g/L in H2O) |
| Water Solubility |
Soluble in chloroform, alcohol and ethers.Soluble in water, organic solvents, benzene, alcohol, ether, ammonium hydroxide, phosphorus oxychloride and carbon tetrachloride. |
| Specific Heat Capacity |
Cp(gas): 0.29 J/(g·K), at 25℃ |
| Sensitive |
Air Sensitive |
| Merck |
14,6893 |
| crystal system |
Monoclinic |
| Space group |
C2/c |
| Lattice constant |
| a/nm | b/nm | c/nm | α/o | β/o | γ/o | V/nm3 | | 0.9379 | 0.4515 | 0.8632 | 90 | 116.6 | 90 | 0.3268 |
|
| Stability |
Stable. Incompatible with strong acids, hydrogen chloride, organic materials, finely powdered metals. |
| InChI |
1S/4O.Os |
| InChIKey |
VUVGYHUDAICLFK-UHFFFAOYSA-N |
| SMILES |
O=[Os](=O)(=O)=O |
| CAS DataBase Reference |
20816-12-0(CAS DataBase Reference) |
| NIST Chemistry Reference |
Osmium tetraoxide(20816-12-0) |
| EPA Substance Registry System |
Osmium tetroxide (20816-12-0) |
