DIN ISO/TS 16780*DIN SPEC 38407-46:2018-07

DIN ISO/TS 16780*DIN SPEC 38407-46:2018-07

Water quality - Determination of polychlorinated naphthalenes (PCN) - Method using gas chromatography (GC) and mass spectrometry (MS) (ISO/TS 16780:2015)

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This International Standard specifies a method for the determination of mono- to octa-polychlorinated naphthalenes (PCNs) in waters and waste waters (containing less than 2 g/l solid particulate material (SPM)) using high resolution gas chromatography/high resolution mass spectrometry (HRGC/HRMS). The congeners analysed by this method are listed in Table 1. The working range of the method is 20 pg/l to 8 ng/l. The method is optimized for PCNs, but may be modified to include other co-planar compounds such as polychlorinated dioxins and furans (PCDDs/PCDFs) and dioxin-like tetra- to hepta-chlorinated biphenyls (dlPCBs). This method may be used to determine PCNs in other matrices (e. g. biota, sediments, air), however additional clean-up steps and techniques may be required for samples with high organic loadings. Low resolution mass spectrometry (LRMS) and mass spectrometry/mass spectrometry (MS/MS) may be used and conditions are summarized in Annex A. Both LRMS and MS/MS may be less selective than HRMS and there is a possibility of bias due to interfering compounds if these techniques are used.

Additional Info

Author Deutsche Institut für Normung e.V. (DIN)
Published by DIN
Document type Standard
ICS 13.060.50 : Examination of water for chemical substances
Number of pages 60
Cross references ISO/TS 16780 (2015-08), IDT
Set MYSTD-20STD
Document history DIN ISO/TS 16780 (2018-07),DIN ISO 16780 (2014-03)
Keyword DIN ISO/TS 16780*DIN SPEC 38407-46
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