Osmium tetroxide
Osmium Tetroxide
Osmium tetroxide (pronunciation: /ˈɒzmiəm tɛˈtrɒksaɪd/), also known as osmium(VIII) oxide, is a chemical compound with the formula OsO4. The compound is noteworthy for its many uses, despite the toxicity and the difficulty in handling.
Etymology
The term "osmium" is derived from the Greek word "osme", meaning "smell", due to the pungent odor of its volatile oxides. The term "tetroxide" refers to the four oxygen atoms bonded to the osmium atom.
Properties and Uses
Osmium tetroxide is a colorless, crystalline solid that sublimes at room temperature. It is highly toxic and can cause severe burns. It is a powerful oxidizing agent and is used in many chemical reactions, particularly in the field of organic chemistry.
In microscopy, osmium tetroxide is used to stain lipids in cells and tissues, making it an important tool in electron microscopy.
Safety and Handling
Due to its high toxicity and volatility, osmium tetroxide should be handled with extreme care. It can cause severe burns and eye damage, and may be fatal if inhaled. Appropriate safety measures, including the use of personal protective equipment and proper ventilation, should be taken when handling this compound.
Related Terms
External links
- Medical encyclopedia article on Osmium tetroxide
- Wikipedia's article - Osmium tetroxide
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