Food and Environmental Analysis by Capillary Gas by Lothar Matter PDF

By Lothar Matter

ISBN-10: 3527297146

ISBN-13: 9783527297146

ISBN-10: 3527612556

ISBN-13: 9783527612550

Chapter 1 program of the foundations of Chromatography to Capillary gasoline Chromatography (pages 1–28): Lothar Matter
Chapter 2 GC/MS choice of Residues and Contaminants (pages 29–73): Peter Furst
Chapter three choice of PAH in meals (pages 75–117): Karl Speer
Chapter four The Mass Spectrometer as Detector in Capillary GC: chances of Electron impression (EI) and Chemical Ionization (CI) in Coupling with Capillary gasoline Chromatography (pages 119–172): Hans?Joachim Hubschman

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Extra info for Food and Environmental Analysis by Capillary Gas Chromatography: Hints for Practical Use

Example text

Figure 1-20shows the fatty acid methyl esters present in a chicken meat product. 16 VEAL BEEF Distinction between wild boar and domesticated pig (C17:0/C16:0) X e MO 6 4 3 - __ - 2 1 0 1 2 3 4 6 e PIG 7 8 9101112 1 2 3 4 6 6 7 WILD BOAR Fig. 1-19: Distinction between domesticated pig and wild boar, and veal and beef. See Figure 1-22 for GC conditions. 24 1 Application of the Rules of Chromatography 1:2 20:4 1, 6:l m 140 183 17:l Fig. 1-20Range of fatty acids (HRGC-FID) present in chicken meat. See Figure 1-22 for GC conditions.

Linoleic acid can serve as a further distinguishing factor (beef c 2%, pork 8-1 2%); however, different feeds may exert an influence here. 16:l 18:' 1a:2 18:o 511 14:O 18:3 20:1 Fig. 1-17: Range of fatty acids (HRGC-FID) present in pork. See Figure 1-22 for GC conditions. 4 Distinction between Hutch Rabbit and Wild Hare This example demonstrates a distinction between animal species caused, among other things, by feeding differences, and can also serve as evidence in the case of incorrect labeling.

0 1 5 . 5 1 6 . 5 1 8 Fig. 2: Gas chromatographic separation of triazine herbicides and tris(2-chloroethy1)phosphate ion a 30 m DB-5capillary column. 3 Applications of GC/MS to the Analysis of Residues and Contaminants in Foods 35 Library 1: NIST (62235) Found 1 unvorifiod ontry for ULS nusber 1912249 N I S T 126466 UF:C81114HSCl lUi:215 CAS:1912-24-9 N u : A t t r a z i n o SHI~S:CMclnc(Cl)nc(NC(C)C)nl 50 45 40 35 30 25 20 15 10 Library 1 : N I S T (62235) Found 1 unverified entry for ULS number 115968 VIST # 4 0 0 2 0 Io:C6H1204PC13 m : 2 8 4 -:115-96-8 r~o:Tri(2-chloropthyl) phosphate SHXLGS:ClCCOP(=O) (OCCC1~oCCCl 10 f 90 85 I 45 40 35 30 25 20 15.

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Food and Environmental Analysis by Capillary Gas Chromatography: Hints for Practical Use by Lothar Matter

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