capillary gas chromatography


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capillary gas chromatography

[′kap·ə‚ler·ē ¦gas krō·mə′täg·rə·fē]
(analytical chemistry)
A highly efficient type of gas chromatography in which the gaseous sample passes through capillary tubes with internal diameters between 0.2 and 0.5 millimeter and lengths up to 100 meters, and adsorption takes place on a medium that is spread on the inner walls of these tubes.
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Total aliphatic glucosinolate content of defatted meal from Flint, as determined by capillary gas chromatography (3), averaged 13.0 mmol [g.sup.-1] and ranged from 11 to 15 mmol [g.sup.-1] over the four environments.
In the current study, capillary gas chromatography was the method of choice for the analysis of samples.
The composition of the essential oil isolated by steam distillation from aerial parts of the Costa Rican herb Lepechinia schiedeana (Schlecht) Vatke (Lamiaceae) collected in El Empalme, Costa Rica, was determined by capillary gas chromatography (GC) and coupled gas chromatography-mass spectrometry (GC-MS) analyses.
From liquid to gas, the ability of the technique has been steadily developed and this text provides a guide and reference to capillary gas chromatography analysis of food, its components and trace contaminants.
None of the methods outlined uses capillary gas chromatography. In general it seems that the methods given represent the "tried and true" as opposed to the latest technology.
SPME was used with different separation techniques such as capillary gas chromatography (CGC) [23-30], GC/GC-MS [31-37], LC/LC-MS [38-50], GC-ICP-MS [51-57], and HPLC-UV/HPLC-MS [58-68].
Operating conditions for capillary gas chromatography Gas HP 6890 (F.
Entrants will be judged by a committee of peers, with the award going to the young chromatographer presenting the most original and interesting research in capillary gas chromatography, with a focus on environmental and food safety.
Estimation of menthone, menthofuran, menthyl acetate and menthol in peppermint oil by capillary gas chromatography. J.