Gas chromatography–mass spectrometry (GC–MS) is an analytical method that combines the features of gas-chromatography and mass spectrometry to identify... 37 KB (4,753 words) - 00:30, 17 April 2024 |
analysis, chromatography is a laboratory technique for the separation of a mixture into its components. The mixture is dissolved in a fluid solvent (gas or liquid)... 59 KB (7,373 words) - 19:46, 14 March 2024 |
Pyrolysis–gas chromatography–mass spectrometry is a method of chemical analysis in which the sample is heated to decomposition to produce smaller molecules... 6 KB (668 words) - 19:42, 29 April 2023 |
Gas chromatography-olfactometry (GC-O) is a technique that integrates the separation of volatile compounds using a gas chromatograph with the detection... 13 KB (1,828 words) - 15:37, 15 December 2023 |
Mass spectrometry (redirect from Trace gas analysis) the actual molecule(s) of interest. Similarly to gas chromatography MS (GC-MS), liquid chromatography-mass spectrometry (LC/MS or LC-MS) separates compounds... 82 KB (10,342 words) - 00:29, 17 April 2024 |
Forensic chemistry (section Chromatography) unknown substances. These include high-performance liquid chromatography, gas chromatography-mass spectrometry, atomic absorption spectroscopy, Fourier... 43 KB (4,471 words) - 16:56, 26 September 2023 |
High-performance liquid chromatography (HPLC), formerly referred to as high-pressure liquid chromatography, is a technique in analytical chemistry used... 86 KB (10,717 words) - 06:12, 24 April 2024 |
low temperatures. Helium is used as the carrier medium in gas chromatography, as a filler gas for thermometers, and in devices for measuring radiation... 72 KB (7,317 words) - 14:27, 28 April 2024 |
Flame ionization detector (category Gas chromatography) instrument that measures analytes in a gas stream. It is frequently used as a detector in gas chromatography. The measurement of ion per unit time make... 11 KB (1,387 words) - 06:33, 15 April 2024 |
Ion mobility spectrometry (section Gas chromatography) but are often coupled with mass spectrometry, gas chromatography or high-performance liquid chromatography in order to achieve a multi-dimensional separation... 36 KB (4,518 words) - 12:58, 17 April 2024 |
sample of mixed gases. The separated gases can be detected multiple ways, but one of the most powerful detection methods for gas chromatography is mass spectrometry... 40 KB (5,398 words) - 04:22, 28 January 2024 |
Inverse gas chromatography is a physical characterization analytical technique that is used in the analysis of the surfaces of solids. Inverse gas chromatography... 13 KB (1,760 words) - 23:53, 23 December 2023 |
liquid and gas properties converge, supercritical fluid chromatography is sometimes called convergence chromatography. The idea of liquid and gas properties... 10 KB (1,317 words) - 18:41, 6 March 2024 |
Derivatization (section For gas chromatography) product may be less polar, thus more volatile, allowing analysis by gas chromatography. Bulky, nonpolar silyl groups are often used for this purpose. Chiral... 4 KB (410 words) - 08:46, 18 May 2023 |
Helium (redirect from Helium gas) used as a protective gas in growing silicon and germanium crystals, in titanium and zirconium production, and in gas chromatography, because it is inert... 146 KB (16,124 words) - 18:24, 23 April 2024 |
liquid ion chromatography (detects abnormal amino acid patterns and quantitative analysis) Urine organic acid analysis by gas chromatography–mass spectrometry... 15 KB (1,517 words) - 07:04, 15 April 2024 |
Headspace gas chromatography uses headspace gas—from the top or "head" of a sealed container containing a liquid or solid brought to equilibrium—injected... 16 KB (1,811 words) - 23:13, 19 June 2023 |
The history of chromatography spans from the mid-19th century to the 21st. Chromatography, literally "color writing", was used—and named— in the first... 24 KB (3,007 words) - 16:45, 25 March 2024 |