chromatography analysis

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• chromatography — [krō΄mə täg′rə fē] n. [ CHROMATO + GRAPHY] any of various processes of chemical analysis in which the constituents of a mixture are separated into distinct bands or spots on an adsorbent material: see GAS CHROMATOGRAPHY …   English World dictionary

• analysis — /euh nal euh sis/, n., pl. analyses / seez /. 1. the separating of any material or abstract entity into its constituent elements (opposed to synthesis). 2. this process as a method of studying the nature of something or of determining its… …   Universalium

• 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 software — A chromatography software, also known as a Chromatography data system (CDS), collects and analyzes chromatographic results delivered by chromatography detectors. Many chromatography software packages are provided by manufacturers, and many of… …   Wikipedia

• Chromatography, gas (GC) — A type of automated chromatography (a technique used to separate mixtures of substances) in which the mixture to be analyzed is vaporized and carried by an inert gas through a special column and thence to a detection device. The special column… …   Medical 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 —    A method for the separation and analysis of small quantities of substancesby passing a solution through a column of finely divided powder which selectively adsorbs the constituents in one or more sharply defined, often colored bands …   Forensic science glossary

• chromatography —   n. Chemistry, separation or analysis of mixtures by adsorption of individual ingredients on filter paper, etc …   Dictionary of difficult words

• Two-dimensional chromatography — is a type of chromatographic technique in which the injected sample is separated by passing through two different separation stages. This is done is by injecting the eluent from the first column onto a second column. Typically the second column… …   Wikipedia

• chromatographic analysis — chromatography …   Medical dictionary