tetroxide


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te·trox·ide

(te-trok'sīd),
An oxide containing four oxygen atoms; for example, OsO4.

tetroxide

(tĕ-trŏk′sīd)
A chemical compound containing four oxygen atoms.
References in periodicals archive ?
Caption: FIGURE 1: Photomicrographs of the sciatic nerve of Wistar rats in cross section, and the 1st column images are stained with hematoxylin and eosin and the 2nd column with osmium tetroxide.
For TEM analysis, the samples were processed as described for SEM procedures up to the fixation in osmium tetroxide 1% for two hours.
For scanning electron microscopy, formalin-fixed lung tissues were trimmed into 2-4-mm pieces, postfixed for 1 h in 1% osmium tetroxide, and rinsed for 30 min in 0.
1 M phosphate buffer, post-fixed in 1% osmium tetroxide, dehydrated in alcohol, embedded in PolyBed 812 (Polysciences Inc.
For scanning electron microscopy (SEM) the material was fixed with glutaraldehyde on phosphate buffer followed by complete fixation in 1% solution of osmium tetroxide in the same buffer, subjected to dehydration in alcohol, acetone, then dried by critical point in the apparatus of the NDS-2 and sputtered with gold in the apparatus IB-2.
4, 2 h, 4[degrees]C) and post-fixed in presence of osmium tetroxide (2% osmium tetroxide in Milloning buffer 0.
It is powered by a AR2-3 rocket engine using the hypergolic (self igniting) combination of nitrogen tetroxide and hydrazine, whilst the maneuvrering engines are fuelled by hydrogen peroxide.
Included in the retrocession costs is $20 million to cleanse the shuttle of any toxic substances, such as ammonia, monomethyl hydrazine and nitrogen tetroxide, an operation that requires partially disassembling the spacecraft.
The fiber loaded with cells were fixed using 1% gluteraldehyde (EM Sciences), osmicated using 1% osmium tetroxide (EM Sciences) and dehydrated with ascending grades of acetone (Rankem).
1 M phosphate buffer and post fixed in 1% osmium tetroxide in the same buffer.
The rinsed eggs were treated with 1% osmium tetroxide at room temperature for one daypostfixation.