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I.S. EN ISO 18635:2016

Current

Current

The latest, up-to-date edition.

WATER QUALITY - DETERMINATION OF SHORT-CHAIN POLYCHLORINATED ALKANES (SCCPS) IN SEDIMENT, SEWAGE SLUDGE AND SUSPENDED (PARTICULATE) MATTER - METHOD USING GAS CHROMATOGRAPHY-MASS SPECTROMETRY (GC-MS) AND ELECTRON CAPTURE NEGATIVE IONIZATION (ECNI) (ISO 18635:2016)

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-2016

For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.

Only cited Standards give presumption of conformance to New Approach Directives/Regulations.


Dates of withdrawal of national standards are available from NSAI.

National Foreword
European foreword
Foreword
Introduction
1 Scope
2 Normative references
3 Principle
4 Interferences
5 Reagents
6 Apparatus
7 Sampling and sample pretreatment
8 Procedure
9 Expression of results
10 Test report
Annex A (normative) - Programme for pressurized liquid
        extraction
Annex B (informative) - Explanation of the calibration of the
        sum of SCCPs with multiple linear regression
Annex C (informative) - Examples of typical GC-MS conditions
Annex D (normative) - Alternative clean-up with column
        chromatography
Annex E (informative) - Alternative clean-up with gel
        Chromatography
Annex F (informative) - Typical chromatograms of standard
         solutions 1 [mu]g/ml
Annex G (informative) - Presentation of goodness of fit of
        the calibration
Annex H (informative) - Example for recoveries of
        quality assurance solutions
Annex I (informative) - Chromatograms of real samples
Annex J (informative) - Performance data
Annex K (informative) - Quality control check solutions
Bibliography

Defines a method for the quantitative determination of the sum of short-chain polychlorinated n-alkanes also known as short-chain polychlorinated paraffins (SCCPs) in the carbon bond range n-C[10] to n-[C13] inclusive, in mixtures with chlorine mass fractions ('contents') between 50% and 67%, including approximately 6000 of approximately 8000 congeners.

DocumentType
Standard
Pages
50
PublisherName
National Standards Authority of Ireland
Status
Current

Standards Relationship
ISO 18635:2016 Identical
EN ISO 18635:2016 Identical

ISO 5667-13:2011 Water quality Sampling Part 13: Guidance on sampling of sludges
ISO/TS 13530:2009 Water quality — Guidance on analytical quality control for chemical and physicochemical water analysis
ISO 5725-2:1994 Accuracy (trueness and precision) of measurement methods and results Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method
ISO 8466-1:1990 Water quality Calibration and evaluation of analytical methods and estimation of performance characteristics Part 1: Statistical evaluation of the linear calibration function
ISO 5667-12:2017 Water quality — Sampling — Part 12: Guidance on sampling of bottom sediments from rivers, lakes and estuarine areas
ISO 5667-17:2008 Water quality — Sampling — Part 17: Guidance on sampling of bulk suspended solids
ISO 12010:2012 Water quality Determination of short-chain polychlorinated alkanes (SCCPs) in water Method using gas chromatography-mass spectrometry (GC-MS) and negative-ion chemical ionization (NCI)

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