absorption chromatography

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• chromatography — The separation of chemical substances and particles (originally plant pigments and other highly colored compounds) by differential movement through a two phase system. The mixture of materials to be separated is percolated through a column or… …   Medical dictionary

• Chromatography — Pictured is a sophisticated gas chromatography system. This instrument records concentrations of acrylonitrile in the air at various points throughout the chemical laboratory. Chromatography (from Greek χρῶμα chroma color and γράφειν graphein to… …   Wikipedia

• chromatography — chromatographer, n. chromatographic /kreuh mat euh graf ik, kroh meuh teuh /, adj. chromatographically, adv. /kroh meuh tog reuh fee/, n. Chem. the separation of mixtures into their constituents by preferential adsorption by a solid, as a column… …   Universalium

• Chromatography detector — A chromatography detector is a device used in gas chromatography (GC) or liquid chromatography (LC) to visualize components of the mixture being eluted off the chromatography column. There are two general types of detectors: destructive and non… …   Wikipedia

• chromatography — /kroʊməˈtɒgrəfi / (say krohmuh togruhfee) noun Chemistry 1. the separation of mixtures into their constituents by preferential absorption by a solid such as a column of silica (column chromatography), or a thin film of silica (thin layer… …  

• chromatography — n. any of several techniques for separating the components of a mixture by selective absorption. Two such techniques are quite widely used in medicine, for example to separate mixtures of amino acids. In one of these, paper chromatography, a… …   The new mediacal dictionary

• chromatography — n. [Gr. chroma, color; graphien, to draw] An analytical method of chemical analysis based on the selective absorption of inorganic or organic compounds through a porous medium …   Dictionary of invertebrate zoology

• chromatography — Techniques for separating molecules based on differential absorption and elution. Term for separation methods involving flow of a fluid carrier over a non mobile absorbing phase …   Dictionary of molecular biology

• Column chromatography — A chemist in the 1950s using column chromatography. The Erlenmeyer receptacles are on the floor. Column chromatography in chemistry is a method used to purify individual chemical compounds from mixtures of compounds. It is often used for… …   Wikipedia

• Micellar liquid chromatography — Acronym MLC Classification Chromatography Other techniques Related High performance liquid chromatography Aqueous Normal Phase Chromatography Size exclusion chromatography Ion exchange chromatography Micellar liquid chromatography (MLC) is a form …   Wikipedia

• Gel Permeation Chromatography — Chromatographie d exclusion stérique Chromatographie d exclusion stérique Appareil de chromatographie d exclusion stérique. Le pompage de l éluant dans la colonne de droite est contrôlé par l ordinateur …   Wikipédia en Français