solvent layer

См. также в других словарях:

• Solvent — For other uses, see Solvent (disambiguation). A solvent (from the Latin solvō, “I loosen, untie, I solve”) is a liquid, solid, or gas that dissolves another solid, liquid, or gaseous solute, resulting in a solution that is soluble in a certain… …   Wikipedia

• solvent refining — The process of mixing a petroleum stock with a selected solvent, which preferentially disolves undesired constituents, separating the resulting two layer and recovering the solvent from the raffinate (the purified fraction) and from the extract… …   Petroleum refining glossary

• Thin layer chromatography — Separation of black ink on a TLC plate Acronym TLC Classification Chromatography Other techniques Related …   Wikipedia

• thin-layer chromatography — thin .lā ər n chromatography in which the solution containing the substances to be separated migrates by capillarity through a thin layer of the adsorbent medium (as silica gel, alumina, or cellulose) arranged on a rigid support abbr. TLC compare …   Medical dictionary

• thin-layer chromatography — /thin lay euhr/, Chem. chromatography in which glass plates coated with thin layers of alumina, silica gel, or cellulose are used as an adsorbent. [1955 60; trans. of G dünnschicht chromatographie] * * * ▪ chemistry       in analytical chemistry …   Universalium

• Double layer (interfacial) — A double layer (DL, also called an electrical double layer, EDL) is a structure that appears on the surface of an object when it is placed into a liquid. The object might be a solid particle, a gas bubble, a liquid droplet, or a porous body. The… …   Wikipedia

• thin-layer chromatography (TLC) — Type of chromatography using as the stationary phase a thin layer (0.01 inch [0.25 mm]) of a special finely ground matrix (silica gel, alumina, or similar material) coated on a glass plate or incorporated in a plastic film. Solutions of the… …   Universalium

• Electrical double layer — The electrical double layer is a structure that describes the variation of electric potential near a surface, and has a large bearing on the behaviour of colloids and other surfaces in contact with solutions and solid state fast ion conductors.… …   Wikipedia

• thin-layer chromatography — (TLC)    A procedure for separating compounds by spotting them on a glass plate coated with a thin (about 0.01 inch) layer of silica or alumina, and “developing” the plate by allowing a solvent to move upward by capillary action. TLC is… …   Forensic science glossary

• 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