Examples of 'concentrated residue' in a sentence
Meaning of "concentrated residue"
concentrated residue: Refers to a substance left behind after the removal or extraction of a liquid, where the remaining material is dense, potent, or condensed in nature
How to use "concentrated residue" in a sentence
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concentrated residue
The concentrated residue was subjected to column chromatography.
Pollutants and contaminants may remain in a concentrated residue.
The concentrated residue was distilled under reduced pressure.
Pollutants and contaminnts may remain in a concentrated residue.
The concentrated residue was black indicating some decomposition occurred.
The solution was concentrated to obtain an oily concentrated residue.
The concentrated residue is triturated with ether and then filtered through Celite.
Isopropyl ether was added to the concentrated residue and stirred.
The concentrated residue was chromatographed over silica gel using hexane / ethyl acetate to give the product.
This cyclopentenone solution was concentrated in vacuo to prepare a concentrated residue in reddish brown color.
The concentrated residue was dissolved in CH2Cl2.
The catalyst is then filtered off and the concentrated residue is triturated with acetone.
To the concentrated residue was added 37 mL of water to re-crystallize the product.
After evaporating the ethanol, chloroform was added to the concentrated residue.
By the silica gel chromatography, concentrated residue was eluted by ethanol for purification.
See also
The concentrated residue was added with 231 ml of ethanol and refluxed with stirring.
The method of claim 42 wherein acetone is added to a concentrated residue of the first eluate.
A solution of the concentrated residue above in dimethylformamide ( 50 ml ) was added to the mixture.
The organic layer was concentrated to obtain a concentrated residue ( 130 mg ).
The concentrated residue was coevaporated with hexane ( 3 times ) and placed under vacuum overnight.
Methylene chloride ( 50 mL ) was added to the concentrated residue and a solid precipitated.
The concentrated residue is mixed with cold water ( 3L ) and stirred.
The dichloromethane is concentrated and the concentrated residue is taken up in 1296 liters of acetone.
The concentrated residue was poured in a Petri dish, and placed overnight in a vacuum dryer at 35°C.
The toluene layer was concentrated, and the concentrated residue was then dissolved in methanol ( 43.8 mL ).
The concentrated residue was purified by reverse phase C18 column chromatography.
The title compound as a concentrated residue ( 177 mg ) was obtained as an oil.
The concentrated residue is diluted with 1000 liters of acetone.
To the concentrated residue which containing crude compound 22 was added methanol ( 200 mL ) at room temperature.
To the concentrated residue was added 4N hydrochloric acid-ethyl acetate ( 1 ml ) and the mixture was stirred.
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Examples of using Residue
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Clean pitch and residue off roller
The residue is not even stored stateside
There should be no residue left on the skin
Examples of using Concentrated
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Investment continued to be concentrated geographically and by sector
Use concentrated detergents in the recommended dosage
You seemed thoroughly concentrated on the task
