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gas chromatography

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Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006659
EISBN: 978-1-62708-213-6
...Abstract Abstract This article is dedicated to gas chromatography (GC), covering the chromatographic method and primary components of a modern GC apparatus. The components include the carrier gas cylinder, flow controller and pressure regulator, sample inlet and injection port, column oven...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006664
EISBN: 978-1-62708-213-6
...Abstract Abstract This article briefly describes the capabilities of gas chromatography/mass spectrometry, which is used to qualitatively and quantitatively determine organic (and some inorganic) compound purity and stability and to identify components in a mixture. The discussion covers...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001776
EISBN: 978-1-62708-178-8
...Abstract Abstract Gas chromatography/mass spectrometry (GC/MS) is useful in analyzing mixtures of organic compounds. This article commences with a description of the principles of mass spectrometry and gas chromatography. It provides information on the procedures of mass spectrum interpretation...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006652
EISBN: 978-1-62708-213-6
... as the cured material. The type and concentration of curative (hardener) used in the epoxy resin formulation can be assessed by using gas chromatography/mass spectrometry (GC/MS). In consultation with a polymer chemist, one would learn that the epoxide-containing component is often oligomeric; therefore...
Book Chapter

Series: ASM Desk Editions
Publisher: ASM International
Published: 01 December 1998
DOI: 10.31399/asm.hb.mhde2.a0003229
EISBN: 978-1-62708-199-3
... analyzers Mass spectrometry Radioisotope count Ionization gages Gas chromatography Quantity-loss determination by: Weighing Gaging differential pressure Liquid systems at pressure Unaided visual methods Aided visual methods Surface wetting Weight loss Water...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0005693
EISBN: 978-1-62708-178-8
... (spectroscopy) GC gas chromatography GC-IR gas chromatography-infrared (spectroscopy) GC/MS gas chromatography/mass spectrometry GFAAS graphite furnace atomic absorption spectrometry HPLC high-performance liquid chromatography IC ion chromatography ICP-AES...
Series: ASM Handbook
Volume: 5B
Publisher: ASM International
Published: 30 September 2015
DOI: 10.31399/asm.hb.v05b.a0006063
EISBN: 978-1-62708-172-6
... the relative proportions of analytes in a mixture. The two are not mutually exclusive. The laboratory test used to detect the presence of solvent entrapped in a coating is gas chromatography. Solvent entrapment is a prominent cause of coating failures, especially in coatings used for immersion service...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006678
EISBN: 978-1-62708-213-6
... group analysis • … • … • • • • … … • • … … … Energy-dispersive x-ray spectroscopy N … … … N N … … … N … … … … … Fourier transform infrared spectroscopy N D, • • … • N N • • • • • … • … Gas chromatography … … V … V V V V V … V V V N,S...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001745
EISBN: 978-1-62708-178-8
..., gas chromatography will yield a pure sample and is the optimum method. Gas chromatography is discussed in the Section “Chromatography” in this Volume. The purified sample, solid or liquid, should be stored or shipped to a commercial analytical laboratory in a clean, dry vial. The final cleaning...
Series: ASM Handbook
Volume: 21
Publisher: ASM International
Published: 01 January 2001
DOI: 10.31399/asm.hb.v21.a0003432
EISBN: 978-1-62708-195-5
.... Gel Permeation Chromatography (GPC) This test is similar to the HPLC test except that it displays separation by molecular weight groups rather than functional groups. Other Techniques Gas chromatography, mass spectrometry, and nuclear magnetic resonance (NMR) can be used in organic...
Series: ASM Handbook
Volume: 1A
Publisher: ASM International
Published: 31 August 2017
DOI: 10.31399/asm.hb.v01a.a0006298
EISBN: 978-1-62708-179-5
... gas samples generated at the mold-metal interface inside evacuated glass tubes. These gas samples were subsequently analyzed by gas chromatography to determine the volume concentrations of hydrogen, oxygen, nitrogen, carbon monoxide, carbon dioxide, and total hydrocarbons in the binder gas...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001725
EISBN: 978-1-62708-178-8
.... With the exception of gas chromatography/mass spectroscopy, tandem methods that combine two or more techniques are not discussed, and the reader is encouraged to refer to the descriptions of the individual methods. Organization The Handbook has been organized for ease of reference by the user. The article...
Series: ASM Handbook
Volume: 11
Publisher: ASM International
Published: 15 January 2021
DOI: 10.31399/asm.hb.v11.a0006766
EISBN: 978-1-62708-295-2
.... The discussion covers the operating principles, applications, advantages, and disadvantages of optical emission spectroscopy (OES), inductively coupled plasma optical emission spectroscopy (ICP-OES), X-ray spectroscopy, and ion chromatography (IC). In addition, information on combustion analysis and inert gas...
Series: ASM Handbook
Volume: 11B
Publisher: ASM International
Published: 15 May 2022
DOI: 10.31399/asm.hb.v11B.a0006849
EISBN: 978-1-62708-395-9
... to be related to the MWD of but with different types of dependence for various regions of behavior ( Ref 31 ) Liquid Chromatography Liquid chromatography (LC) allows determination of MW and MWD of polymers. The methods are referred to as GPC and HPLC. The analysis of polymers by conventional gas...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006634
EISBN: 978-1-62708-213-6
... the instrumental techniques discussed in Division 4, “Chemical Analysis and Separation Techniques,” in this Volume, including gas, liquid, and ion chromatography, and electrochemical methods. Thus, to obtain quantitative information, the raw output from an instrument (information) must be converted into a physical...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001735
EISBN: 978-1-62708-178-8
... spectroscopy with various chromatographic techniques. The most advanced and useful of these techniques is gas chromatography-infrared (GC-IR) spectroscopy ( Ref 28 , 29 ). Although not as sensitive as the more widely used technique of gas chromatography/mass spectrometry (GC/MS), GC-IR spectroscopy can...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001778
EISBN: 978-1-62708-178-8
...Abstract Abstract Ion chromatography (IC) is an analytical technique that uses columns packed with ion exchange resins to separate ions in aqueous solutions and dynamically elute them to a detector. This article provides information on the different modes of detection, namely, eluent-suppressed...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006662
EISBN: 978-1-62708-213-6
... of Fourier transform spectrometers to obtain infrared spectra within 1 s allows interfacing FTIR spectroscopy with various chromatographic techniques. The most advanced and useful of these techniques is gas chromatography-infrared (GC-IR) spectroscopy ( Ref 40 , 41 ). Although not as sensitive as the more...
Series: ASM Handbook
Volume: 10
Publisher: ASM International
Published: 15 December 2019
DOI: 10.31399/asm.hb.v10.a0006636
EISBN: 978-1-62708-213-6
...Abstract Abstract This article describes high-performance liquid chromatography and ultra-high-performance liquid chromatography that are used to separate and quantify the chemical components in any sample that can be dissolved in a liquid. This includes pharmaceutical drugs, medicinal plant...
Series: ASM Handbook Archive
Volume: 10
Publisher: ASM International
Published: 01 January 1986
DOI: 10.31399/asm.hb.v10.a0001726
EISBN: 978-1-62708-178-8
... absorption spectrometry AES Auger electron spectroscopy COMB High-temperature combustion EFG Elemental and functional group analysis EPMA Electron probe x-ray microanalysis ESR Electron spin resonance FT-IR Fourier transform infrared spectroscopy GC/MS Gas chromatography/mass...