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  • BS ISO 6974-6 : 2002

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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 - DETERMINATION OF HYDROGEN, HELIUM, OXYGEN, NITROGEN, CARBON DIOXIDE AND C[1] TO C[8] HYDROCARBONS USING THREE CAPILLARY COLUMNS

    Available format(s):  Hardcopy, PDF

    Superseded date:  30-04-2009

    Language(s):  English

    Published date:  01-01-2002

    Publisher:  British Standards Institution

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

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Principle
      3.1 Analysis of natural gas samples
      3.2 Analysis of natural gas substitutes
    4 Materials
    5 Apparatus
    6 Procedure
      6.1 Operating conditions
      6.2 Performance requirements
      6.3 Determination
    7 Calculation
    8 Precision
    9 Test report
    Annex A (informative) Typical precision values
    Bibliography

    Abstract - (Show below) - (Hide below)

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

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

    Committee PTI/15
    Development Note To be read in conjunction with BS EN ISO 6974-1 and BS EN ISO 6974-2 Supersedes 97/123793 DC (11/2002) Renumbered and superseded by BS EN ISO 6974-6. (05/2009)
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By
    Supersedes

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

    ISO 10715:1997 Natural gas — Sampling guidelines
    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 6974-4:2000 Natural gas — Determination of composition with defined uncertainty by gas chromatography — Part 4: Determination of nitrogen, carbon dioxide and C1 to C5 and C6+ hydrocarbons for a laboratory and on-line measuring system using two columns
    ISO 10723:2012 Natural gas Performance evaluation for analytical systems
    ISO 6974-3:2000 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 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 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
    ISO 6974-5:2014 Natural gas Determination of composition and associated uncertainty by gas chromatography Part 5: Isothermal method for nitrogen, carbon dioxide, C1 to C5 hydrocarbons and C6+ hydrocarbons
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