hromatografija

hromatografija

A method of separating and analyzing mixtures of chemical substances by chromatographic adsorption.

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Part of Speech: noun
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Industry/Domain: Chemistry
Category: Analytical chemistry
Company: McGraw-Hill
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Related terms

tankoslojna hromatografija

Chemistry; General chemistry

A technique for separating components in a mixture on the basis of their differing polarities. A spot of sample is placed on a flat sheet coated with silica and then carried along ...

dvodimenzionalna hromatografija

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A paper chromatography technique in which the sample is resolved by standard procedures (ascending, descending, or horizontal solvent movement) and then turned at right angles in ...

apsorpciona hromatografija

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Separation of a chemical mixture (gas or liquid) by passing it over an adsorbent bed which adsorbs different compounds at different rates.

afinitetna hromatografija

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A chromatographic technique that utilizes the ability of biological molecules to bend to certain ligands specifically and reversibly; used in protein biochemistry.

determinacija

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The finding of the value of a chemical or physical property of a compound, such as reaction-rate determination or specific-gravity determination.

apsolutni detekcioni limit

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The smallest amount of an element or compound that is detectable in or on a given sample; expressed in terms of mass units or numbers of atoms or molecules.

apsolutna metoda

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A method of chemical analysis that bases characterization completely on standards defined in terms of physical properties.

širina pika

Chemistry; Analytical chemistry

In a gas chromatogram (plot of eluent rise and fall versus time), the width of the base (time duration) of a symmetrical peak (rise and fall) of eluent.

apsorpciometar

Chemistry; Analytical chemistry

1. An instrument equipped with a filter system or other simple dispersing system to measure the absorption of nearly monochromatic radiation in the visible range by a gas or a ...

apsorpciometrijska analiza

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Chemical analysis of a gas or a liquid by measurement of the peak electromagnetic absorption wavelengths that are unique to a specific material or element.