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osmium tetroxide
noun
a crystalline or amorphous, colorless, poisonous compound, OsO 4 , soluble in water, alcohol, and ether: used for microscopic staining, in photography, and as a catalyst in organic synthesis.
osmium tetroxide
noun
a yellowish poisonous water-soluble crystalline substance with a penetrating odour, used as a reagent and catalyst in organic synthesis. Formula: OsO 4
51Թ History and Origins
Origin of osmium tetroxide1
Example Sentences
Police allege that Phillips possessed osmium tetroxide for a dangerous purpose.
Police say Christopher B. Phillips, 42, possessed a chemical called osmium tetroxide for a dangerous purpose.
For secondary fixation, we used 2% osmium tetroxide in 1.25% sodium bicarbonate for 2–3 h at room temperature.
After a secondary fixation in 1% osmium tetroxide, 1.5% potassium ferricyanide, samples were dehydrated through a graded ethanol series, and embedded in situ in an epon analogue resin.
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