ISO 20596-1:2018
2018-06
Abstract
This document specifies a method for the quantitative determination of selected cyclic volatile methylsiloxanes (cVMS) in non-filtered water samples by purge and trap extraction with isotope dilution gas chromatography-mass spectrometry (GC-MS).
This method is applicable to the determination of individual cVMS, including:
— octamethylcyclotetrasiloxane (D4);
— decamethylcyclopentasiloxane (D5);
— dodecamethylcyclohexasiloxane (D6);
in surface water, ground water, and wastewater. It can be applied to samples within the concentration range of 0,01 µg/l to 1 µg/l of each of the target compounds. Depending on the matrix, the method may also be applicable to higher concentrations ranging from 1 µg/l to 100 µg/l after suitable dilution of the sample or reduction in sample size.
General information
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Status: PublishedPublication date: 2018-06Stage: Close of review [90.60]
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Edition: 1Number of pages: 23
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Technical Committee :ISO/TC 147/SC 2ICS :13.060.50
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