Osmium tetraoxide 99.9+% (trace metals basis)
Supplier: Thermo Fisher Scientific
Certificates
About this item
CAS Number:20816-12-0
:
Formula:O₄Os
MDL Number:MFCD00011150
:254.23 g/mol
Merck Index:13,06962
Boiling Pt:130 °C (760 mmHg)
Melting Pt:40…42 °C
Density:1,04 g/cm³ (20 °C)
Storage Temperature:Ambient
EINECS:244-058-7
UN:2471
ADR:6.1,I
:GHS06
:GHS05
:GHS08
Specification Test Results
- Appearance:Yellow Crystals
- Melting point:40 to 42°C
- Heavy metals:≤0.005 %
- Solubility:Passes test
- Purity:≥99.90 % (Metal purity)
- Non-volatile matter:≤0.2 %
- Osmium (Os):74.2 to 75.4 %
- Ruthenium (Ru):≤0.01 %