Gas Chromatography definition

Gas Chromatography or “GC” means a type of chromatography in analytical chemistry used to separate, identify, and quantify each component in a mixture. GC relies on heat for separating and analyzing compounds that can be vaporized without decomposition.
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Gas Chromatography means a type of chromatography in analytical chemistry used to separate, identify, and quantify each component in a mixture. Gas Chromatography relies on heat for separating and analyzing compounds that can be vaporized without decomposition.
Sample 1Sample 2
Gas Chromatography means a type of chromatography in
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Examples of Gas Chromatography in a sentence

  • Standard Practice for Packed Column Gas Chromatography" (reapproved 2001).

  • The decision criteria for determining feasibility include a combination of technical and biological evaluations which will provide information on the applicability of fish passage alternatives.Technical feasibility is governed by engineering aspects and fish passage aspects.

  • Method TO-14A: Determination of Volatile Organic Compounds (VOCs) in Ambient Air Using Specially Prepared Canisters with Subsequent Analysis by Gas Chromatography [EPA/625/R-96/010b], Compendium of Methods for the Determination of Toxic Organic Compounds in Ambient Air, 2nd ed.

  • Standard Test Methods for Aromatics in Mineral Spirits by Gas Chromatography, IBR approved for § 63.786(b).

  • With reference to US EPA 8270, ISO 22032, US EPA 527, EPA 8321B, and by Gas Chromatography - Mass Spectrometry (GC-MS) analysis and Liquid Chromatography-tandem Mass Spectrometry (LC-MS-MS) analysis.

  • Standard Test Method for Aromatics in Light Naphthas and Aviation Gasoline by Gas Chromatography, IBR approved September 30, 1986, for § 61.67(h)(1).

  • Standard Method for Analysis of Reformed Gas by Gas Chromatography, IBR approved Decem- ber 14, 2000 for §§ 65.64(e)(2) and 65.147(a)(4)(i) and (b)(3)(ii).

  • Standard Method for Analysis of Reformed Gas by Gas Chromatography, IBR approved for 40 CFR 63.11(b)(6).

  • Demonstration experiment on Gas Chromatography Recommended Books (Latest Editions)1.

  • General Practice for Packed Column Gas Chromatography, IBR approved for sections 63.750(b)(2) and 63.786(b)(5).

Related to Gas Chromatography

  • Fluoroscopic imaging assembly means a subsystem in which X-ray photons produce a visual image. It includes the image receptor(s) such as the image intensifier and spot-film device, electrical interlocks, if any, and structural material providing linkage between the image receptor and diagnostic source assembly.

  • Nitrogen oxides means nitric oxide and nitrogen dioxide, expressed as nitrogen dioxide (NO2);

  • Oxides of nitrogen means the sum of the volume mixing ratio (ppbv) of nitrogen monoxide (nitric oxide) and nitrogen dioxide expressed in units of mass concentration of nitrogen dioxide (µg/m3);

  • Assay means a laboratory analysis of Crude Petroleum to include the following: A.P.I. Gravity, Reid vapor pressure, composition, pour point, water and sediment content, sulfur content, viscosity, distillation, hydrogen sulfide, flash/boiling point and other characteristics as may be required by Carrier.

  • Bulk gasoline plant means a gasoline storage and distribution facility with an average daily throughput of 20,000 gallons (76,000 liters) of gasoline or less on a 30-day rolling average.

  • Hydraulic fracturing means the fracturing of underground rock formations, including shale and non-shale formations, by manmade fluid-driven techniques for the purpose of stimulating oil, natural gas, or other subsurface hydrocarbon production.

  • Gasohol means a blended fuel composed of gasoline and fuel grade ethanol.

  • Geothermal fluid means water in any form at temperatures greater than 120

  • Gasification means the substoichiometric oxidation or steam reformation of a substance to produce a gaseous mixture containing two or more of the following: (i) oxides of carbon; (ii) methane; and (iii) hydrogen;

  • Extraction means a process by which cannabinoids are separated from cannabis plant material through chemical or physical means.

  • Computed tomography means the production of a tomogram by the acquisition and computer processing of X-ray transmission data.

  • Ultra Low Sulfur Diesel Fuel means diesel fuel that has a sulfur content of no more than fifteen parts per

  • Radiography means a technique for generating and recording an x-ray pattern for the purpose of providing the user with an image(s) after termination of the exposure.

  • Mammography means radiography of the breast but, for the purposes of 641—41.6(136C), does not include:

  • Diatomaceous earth filtration means a process resulting in substantial particulate removal in which a precoat cake of diatomaceous earth filter media is deposited on a support membrane (septum), and while the water is filtered by passing through the cake on the septum, additional filter media known as body feed is continuously added to the feed water to maintain the permeability of the filter cake.

  • Flue means a passage for conveying the products of combustion from a gas appliance to the external air.

  • Diagnostic mammography means a method of screening that

  • Cabinet radiography means industrial radiography conducted in an enclosure or cabinet shielded so that radiation levels at every location on the exterior meet the limitations specified in 641—40.26(136C).

  • Liquefied natural gas or “LNG” means natural gas that has been liquefied.

  • Semisolid means a product that, at room temperature, will not pour, but will spread or deform easily, including but not limited to gels, pastes, and greases.

  • generating plant means the generating facility described in Schedule 1 as amended from time to time;

  • Electrostatic spray means a method of applying a spray coating in which opposite electric charges are applied to the substrate and the coating. The coating is attracted to the substrate by the electrostatic potential between them.

  • Single tomogram system means a CT x-ray system which obtains x-ray transmission data during a scan to produce a single tomogram.

  • Fuel Gas means Gas used as fuel for the operation of the Transportation System.

  • Electrostatic application means the application to a substrate of charged atomized paint droplets that are deposited by electrostatic attraction.

  • Biological agent shall mean any pathogenic (disease producing) micro-organism(s) and/or biologically produced toxin(s) (including genetically modified organisms and chemically synthesized toxins) which cause illness and/or death in humans, animals or plants.