packed column

packed column
колона з насадкою; колонка з насадкою

English-Ukrainian analytical chemistry dictionary. 2013.

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  • packed column —    A metal tube evenly filled with a solid support material which is coated with a liquid stationary phase of low vapor pressure …   Forensic science glossary

  • Packed bed — In chemical processing, a packed bed is a hollow tube, pipe, or other vessel that is filled with a packing material. The packing can be randomly filled with small objects like Raschig rings or else it can be a specifically designed structured… …   Wikipedia

  • Packed storage matrix — Packed storage matrix, also known as packed matrix, is a term used in programming for representing an m imes n matrix. It is a more compact way than an m by n rectangular array by exploiting a special structure of the matrix.Typical examples of… …   Wikipedia

  • column chromatography — n chromatography in which the substances to be separated are introduced onto the top of a column packed with an adsorbent (as silica gel or alumina), pass through the column at different rates that depend on the affinity of each substance for the …   Medical dictionary

  • Closely packed column — Колонка убористого текста …   Краткий толковый словарь по полиграфии

  • 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

  • Column (disambiguation) — A column is a vertical structural element in architecture. Column may also refer to: Column (botany) or gynostemium, a part of an orchid Column (database), a set of data values of a particular type in a relational database Column (formation), a… …   Wikipedia

  • column chromatography — noun chromatography that uses selective adsorption by a column of powders (Freq. 1) • Hypernyms: ↑chromatography * * * noun : chromatography in which the substances to be separated are introduced onto the top of a column packed with an adsorbent… …   Useful english dictionary

  • packed cell volume — the volume of the red cells (erythrocytes) in blood, expressed as a fraction of the total volume of the blood. The packed cell volume is determined by centrifuging blood in a tube and measuring the height of the red cell column as a fraction of… …   Medical dictionary

  • packed cell volume — haematocrit the volume of the red cells (erythrocytes) in blood, expressed as a fraction of the total volume of the blood. The packed cell volume is determined by centrifuging blood in a tube and measuring the height of the red cell column as a… …   The new mediacal dictionary

  • column chromatography — Chem. See under chromatography. * * * ▪ chemistry       in analytical chemistry, method for separating mixtures of substances in which a liquid or gaseous solution of the mixture is caused to flow through a tube packed with a finely divided solid …   Universalium


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