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Osmium Tetroxide MeSH Descriptor Data 2023


MeSH Heading
Osmium Tetroxide
Tree Number(s)
D01.640.500
D01.650.550.600
Unique ID
D009993
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D009993
Annotation
indust & histol uses
Scope Note
(T-4)-Osmium oxide (OsO4). A highly toxic and volatile oxide of osmium used in industry as an oxidizing agent. It is also used as a histological fixative and stain and as a synovectomy agent in arthritic joints. Its vapor can cause eye, skin, and lung damage.
Entry Term(s)
Osmic Acid
Registry Number
P40W033BGM
Related Numbers
20816-12-0
CAS Type 1 Name
Osmium oxide (OsO4), (T-4)-
Previous Indexing
Osmium (1966-1978)
Oxides (1966-1978)
Public MeSH Note
91; was see under OSMIUM 1979-90
History Note
91(79); was see under OSMIUM 1979-90
Date Established
1991/01/01
Date of Entry
1978/03/20
Revision Date
2013/07/08
Osmium Tetroxide Preferred
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