Examples of 'phosphotungstic acid' in a sentence
Meaning of "phosphotungstic acid"
phosphotungstic acid: This is a chemical compound commonly used in laboratory settings for staining and electron microscopy applications. It is known for its unique properties in sample preparation and analysis
Show more definitions
- A heteropoly acid formally derived from phosphoric acid and tungstic acid; it is used as an analytical reagent
How to use "phosphotungstic acid" in a sentence
Basic
Advanced
phosphotungstic acid
Phosphotungstic acid solutions decompose as the pH is increased.
An example of the heteropoly catalyst is phosphotungstic acid.
Phosphotungstic acid forms a lake with haematin.
Among the listed catalysts are phosphotungstic acid.
Phosphotungstic acid is the strongest of heteropolyacids.
Results from staining with phosphotungstic acid are provided.
Phosphotungstic acid is less sensitive to reduction than phosphomolybdic acid.
The compound may be phosphotungstic acid.
By phosphotungstic acid method.
Grids were stained with phosphotungstic acid.
General Phosphotungstic acid and tungstosilicic acid were purchased from Aldrich and Fluka.
Particles were visualized after negative staining with phosphotungstic acid.
The use of tungstic acid or phosphotungstic acid is particularly preferred.
A variety of metals were used in catalyst A while catalyst B was phosphotungstic acid.
Preferred is phosphotungstic acid hydrate.
See also
Phosphotungstic acid is electron dense, opaque for electrons.
The heteropolyacid used is phosphotungstic acid and the carrier described is silica.
Phosphotungstic acid has been used to precipitate different types of dyes as " lakes.
Liposomes were negative stained with phosphotungstic acid and transferred to copper mesh.
Table 2 lists surface acid concentrations of caesium salts of phosphotungstic acid.
Glucose powder was precipitated, and phosphotungstic acid was kept dissolved in ethanol.
The process of embodiment 6 wherein the acid catalyst is phosphotungstic acid.
Another common stain is phosphotungstic acid haematoxylin, a mix of haematoxylin with phosphotungstic acid.
In another embodiment, the heteropolyacid comprises phosphotungstic acid on a silica support.
Phosphotungstic acid is a common negative stain for viruses, nerves, polysaccharides, and other biological tissue materials.
A preferred precipitating compound is dextran sulfate, phosphotungstic acid or mixtures thereof.
The phosphotungstic acid was brought into a pseudo-molten, stirrable state around 40°C.
The process of claim 6 wherein the acid catalyst is phosphotungstic acid.
UL 1 % phosphotungstic acid in water.
Also included are heteropoly-acids such as phosphotungstic acid and phosphomolybdic acid.
On the other hand, the ethanol solution was distilled to separate ethanol and phosphotungstic acid.
In a way similar to that used in Example 6, phosphotungstic acid and saccharide were separated.
Process as claimed in claim 13 wherein the catalyst is tungstic acid or phosphotungstic acid.
The virus was stained in 1 % Phosphotungstic acid for one minute.
Still other examples of suitable phosphorus-containing acids are phosphomolybdic acid and phosphotungstic acid.
The value of x is less than 3, as otherwise the phosphotungstic acid is completely neutralised.
Vips were purified as described in the specification and negatively-stained with 2 % phosphotungstic acid.
The sections were stained with either 1 % aqueous phosphotungstic acid ( " PTA " ) or ruthenium tetroxide vapor.
The samples were sonicated for 5 min and were stained with 2 drops of 3 % phosphotungstic acid.
Phosphotungstic acid haematoxylin ( PTAH ) Mallory described the reagent now generally known as PTAH in 1897.
A process according to claim 6, wherein the catalyst comprises phosphotungstic acid on a silica support.
The cross-sectional striae and the crystalline structures may be better identified with phosphotungstic acid hematoxylin.
The yield of ethylene glycol reached 56 % using Ni / AC and phosphotungstic acid as a physical catalyst mixture.
Preferred protic acids are sulfuric acid, p-toluenesulfonic acid, and phosphotungstic acid.
This results in a 30 % by weight loading of phosphotungstic acid on the silica.
PHFs from neurofibrillary tangles prepared after Wischik et al ., stained with 1 % phosphotungstic acid.
After 5 min, a drop of aqueous solution at 1 % of phosphotungstic acid is deposited.
Suitable denaturants include trichloroacetic acid, H2SO4 and phosphotungstic acid.
Samples were negative stained with 2 % phosphotungstic acid.
Specific examples of suitable polyoxometallate containing acids include phosphomolybdic acid, phosphotungstic acid and silicomolybdic acid.
You'll also be interested in:
Examples of using Acid
Show more
Put citric acid in the inner container
He later admitted that he did it while tripping on acid
I was so busy pissing acid on that little shit
