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BS ISO 13914:2023 – TC

BS ISO 13914:2023 – TC

$246.62

Tracked Changes. Soil, treated biowaste and sludge. Determination of dioxins and furans and dioxin-like polychlorinated biphenyls by gas chromatography with high resolution mass selective detection (HR GC-MS)

Published By Publication Date Number of Pages
BSI 2023 102
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PDF Catalog

PDF Pages PDF Title
58 National foreword
63 Foreword
64 Introduction
65 1 Scope
66 2 Normative references
3 Terms and definitions
4 Abbreviated terms
5 Principle
67 6 Reagents
6.1 Chemicals
6.2 Standards
7 Apparatus and materials
7.1 Equipment for sample preparation
7.1.2 Desiccator.
68 7.2 Soxhlet extractor
7.3 Clean-up apparatus
7.4 Concentration apparatus
69 7.5 Other equipment
8 Sample storage and sample pretreatment
8.1 Sample storage
8.2 Sample pretreatment
9 Extraction and clean-up
9.1 General
70 9.2 Extraction
71 9.3 Clean-up
9.3.1 General
9.3.2 Gel permeation chromatography
9.3.3 Multilayer column
9.3.4 Sulphuric acid treatment
9.3.5 Activated carbon column
9.3.6 Aluminium oxide column
9.3.7 Removal of sulphur
9.4 Final concentration of cleaned sample extract
72 9.5 Addition of recovery standard
10 HRGC/HRMS analysis
10.1 General
10.2 Gas chromatographic analysis
73 10.3 Mass spectrometric detection
74 10.4 Minimum requirements for identification of PCDF/PCDD and PCB
10.5 Minimum requirements for quantification of PCDF/PCDD and PCB
75 10.6 Calibration of the HRGC/HRMS system
10.6.1 General
10.6.2 Calibration for 2,3,7,8-congeners
76 10.6.3 Calibration for sum of homologue groups
10.7 Quantification of HRGC/HRMS results
10.7.1 Quantification of concentrations of 2,3,7,8-congeners
77 10.7.2 Quantification of recovery rates of 13C-labelled standards
10.7.3 Quantification of sum of homologue groups
78 10.7.4 Calculation of the toxic equivalent
10.7.5 Calculation of the limit of detection and the limit of quantification
11 Expression of results
79 12 Precision
13 Test report
80 Annex A (informative) Toxic equivalency factor (TEF)
82 Annex B (informative) Examples of extraction and clean-up methods
89 Annex C (informative) Examples of operation of GC/HRMS determination — Example
93 Annex D (informative) Repeatability and reproducibility data
100 Bibliography

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BS ISO 13914:2023 - TC
$246.62