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AS 5239-2011

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AS 5239-2011

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Examination of ignitable liquids in fire debris

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Specifies requirements and provides guidance for the analysis of fire debris on methods applicable to the determination of the presence of ignitable liquid residues (ILR) in fire debris for forensic purposes.

Table of contents
Header
About this publication
Preface
Foreword
1 Scope
2 Referenced and related documents
2.1 Referenced documents
2.2 Related documents
3 Definitions and abbreviations
4 Sample storage
4.1 General
4.2 Packaging of samples
4.2.1 General
4.2.2 Polymer bags
4.2.3 Friction-lid tins
4.2.4 Glass preservative jars
4.2.5 Other containers
4.2.6 Inappropriate packaging
4.3 Storage of sample containers
5 Reagents
6 Apparatus
7 Sample extraction
7.1 General
7.2 Direct headspace sampling
7.3 Direct solvent extraction
7.3.1 General
7.3.2 Procedure
7.4 Steam distillation
7.5 Adsorption procedures
7.5.1 General
7.5.2 Passive headspace sampling
7.5.2.1 General
7.5.2.2 Activated carbon strips
7.5.2.3 Activated carbon tubes
7.5.2.4 Activated carbon ‘C-bags’
7.5.2.5 Porous resin
7.5.2.6 Porous polymer adsorbent
7.5.2.7 Passive headspace sampling with SPME
7.5.3 Dynamic headspace sampling
7.6 Desorption procedures
7.6.1 General
7.6.2 Solvent desorption
7.6.3 Thermal desorption
8 Instrumental analysis
8.1 General
8.2 Calibration
8.3 Gas chromatography
8.4 Gas chromatography/flame ionization detector (GC/FID)
8.5 Gas chromatography/mass spectrometry (GC/MS)
9 Data analysis
9.1 General
9.2 GC/FID data analysis
9.2.1 Reference chromatograms
9.2.2 Interpretation of results
9.2.2.1 General
9.2.2.2 Background interference (sample matrix effects)
9.2.2.3 Missing components and evaporation
9.3 GC/MS data analysis
9.3.1 Mass spectral libraries
9.3.2 Total ion chromatograms (TIC)
9.3.3 Extracted ion profiles (EIP)
10 Classification
10.1 Classification by GC/FID
10.2 Classification by GC/MS
10.3 Classification by GC/MS using EIP
10.4 Classification scheme
10.4.1 General
11 Examination results report
11.1 General
11.2 Examination requested
11.3 Method section of examination results report
11.4 Results and conclusion of examination results report
11.4.1 General
11.4.2 Ignitable liquid identified
11.4.3 Class identified
11.4.4 Qualified results
11.4.5 No product identified
Appendix A
Appendix B
B1 Definitions
B2 Abbreviations
Appendix C
Appendix D
Appendix E
Appendix F
Appendix G
Appendix H
Appendix I

Cited references in this standard
Content history
AS 5239-2011 REC:2024

DR AS 5239

Please select a variation to view its description.

Published

05/12/2011
Pages

31

Please select a variation to view its pdf.

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AS 5239-2011
$149.01