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  • EN ISO 6974-3:2001

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 3: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and hydrocarbons up to C8 using two packed columns (ISO 6974-3:2000)

    Available format(s): 

    Superseded date:  08-03-2022

    Language(s): 

    Published date:  22-08-2001

    Publisher:  Comite Europeen de Normalisation

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    Table of Contents - (Show below) - (Hide below)

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Principle
    4 Materials
    5 Apparatus
    6 Procedure
    7 Expression of results
    8 Test report
    Annex A (informative) Single-oven gas-chromatographic system
            consisting of two columns
    Annex B (informative) Typical precision values
    Bibliography

    Abstract - (Show below) - (Hide below)

    Describes the gas chromatographic method for the quantitative determination of the content of helium, hydrogen, oxygen, nitrogen, carbon dioxide and C[1] to C[8] hydrocarbons in natural gas samples using two packed columns.

    General Product Information - (Show below) - (Hide below)

    Committee CEN/TC 238
    Document Type Standard
    Publisher Comite Europeen de Normalisation
    Status Superseded
    Superseded By

    Standards Referencing This Book - (Show below) - (Hide below)

    ISO 6976:2016 Natural gas — Calculation of calorific values, density, relative density and Wobbe indices from composition
    ISO 6974-2:2012 Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 2: Uncertainty calculations
    ISO 10723:2012 Natural gas Performance evaluation for analytical systems
    ISO 6143:2001 Gas analysis — Comparison methods for determining and checking the composition of calibration gas mixtures
    ISO 6142:2001 Gas analysis Preparation of calibration gas mixtures Gravimetric method
    ISO 14111:1997 Natural gas — Guidelines to traceability in analysis
    ISO 6974-1:2012 Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 1: General guidelines and calculation of composition
    ISO 7504:2015 Gas analysis Vocabulary
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