osmium tetroxide(redirected from Osmiumtetroxide)
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os·mic ac·id(oz'mik as'id),
OsO4; a volatile caustic and strong oxidizing agent; colorless crystals, poorly soluble in water, but soluble in organic solvents; the aqueous solution is a fat and myelin stain and a general fixative for electron microscopy.
Synonym(s): osmium tetroxide
A volatile poisonous pale yellow solid, OsO4, with a pungent smell, used as an oxidizing agent and in solution to stain and fix biological material, especially lipids. Also called osmic acid.