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PUBMED FOR HANDHELDS

Journal Abstract Search

129 related items for PubMed ID: 20885373

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  • 3. N-Methylation and N,N-dimethylation of amino acids. An artifact production in the analysis of organic acids using diazomethane as derivatizing agent.
    Liebich HM, Först C.
    J Chromatogr; 1985 Feb 27; 338(1):33-40. PubMed ID: 4019655
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  • 4. Sample collection and preparation of biofluids and extracts for gas chromatography-mass spectrometry.
    Emwas AH, Al-Talla ZA, Kharbatia NM.
    Methods Mol Biol; 2015 Feb 27; 1277():75-90. PubMed ID: 25677148
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  • 7. Characterization of artefacts produced by treatment of organic acids with diazomethane.
    Bauer S, Neupert M, Spiteller G.
    J Chromatogr; 1984 Aug 10; 309(2):243-59. PubMed ID: 6480776
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  • 9. Microwave-assisted derivatization procedures for gas chromatography/mass spectrometry analysis.
    Söderholm SL, Damm M, Kappe CO.
    Mol Divers; 2010 Nov 10; 14(4):869-88. PubMed ID: 20225067
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  • 13. Gas chromatographic-mass spectrometric determination of alkylphosphonic acids from aqueous samples by ion-pair solid-phase extraction on activated charcoal and methylation.
    Vijaya Saradhi UV, Prabhakar S, Jagadeshwar Reddy T, Murty MR.
    J Chromatogr A; 2007 Jul 20; 1157(1-2):391-8. PubMed ID: 17507025
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  • 14. Effective methylation of phosphonic acids related to chemical warfare agents mediated by trimethyloxonium tetrafluoroborate for their qualitative detection and identification by gas chromatography-mass spectrometry.
    Valdez CA, Leif RN, Alcaraz A.
    Anal Chim Acta; 2016 Aug 24; 933():134-43. PubMed ID: 27497006
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  • 19. Screening and optimization of the derivatization of polar herbicides with trimethylanilinium hydroxide for GC-MS analysis.
    Ranz A, Lankmayr E.
    J Biochem Biophys Methods; 2006 Nov 30; 69(1-2):3-14. PubMed ID: 16563514
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  • 20. Methylation protocol for the retrospective detection of isopropyl-, pinacolyl- and cyclohexylmethylphosphonic acids, indicative markers for the nerve agents sarin, soman and cyclosarin, at low levels in soils using EI-GC-MS.
    Valdez CA, Leif RN, Hok S, Vu AK, Salazar EP, Alcaraz A.
    Sci Total Environ; 2019 Sep 15; 683():175-184. PubMed ID: 31146057
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