• DIN EN ISO 6978-2 E : 2005

    Current The latest, up-to-date edition.

    NATURAL GAS - DETERMINATION OF MERCURY - PART 2: SAMPLING OF MERCURY BY AMALGAMATION ON GOLD/PLATINUM ALLOY

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2005

    Publisher:  German Institute for Standardisation (Deutsches Institut für Normung)

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

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Principle
    5 Apparatus
    6 Reagents and materials
    7 Preparation of sampling and analytical tubes
       7.1 Filling
       7.2 Cleaning
       7.3 Efficiency testing
    8 Sampling
       8.1 General
       8.2 Conditions for representative sampling
       8.3 Sampling procedure at atmospheric pressure
       8.4 Sampling procedure at high pressure
       8.5 Removal of condensate from discarded sampling tubes
    9 Mercury determination
       9.1 Transfer of mercury to the analytical tube (double
           amalgamation)
       9.2 Transfer of mercury to AAS or AFS instrument
       9.3 Calibration
       9.4 Blank test
    10 Calculation
    11 Precision
    12 Test report
    Bibliography

    Abstract - (Show below) - (Hide below)

    Define a method for the determination of total mercury content of pipeline quality natural gas using a sampling method by amalgamation on gold/platinum (Au/Pt) alloy thread.

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    Document Type Standard
    Publisher German Institute for Standardisation (Deutsches Institut für Normung)
    Status Current

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

    ISO 10715:1997 Natural gas — Sampling guidelines
    DIN EN ISO 14532:2016-07 (Draft) NATURAL GAS - VOCABULARY (ISO 14532:2014)
    DIN EN ISO 6978-1 E : 2005 NATURAL GAS - DETERMINATION OF MERCURY - PART 1: SAMPLING OF MERCURY BY CHEMISORPTION ON IODINE
    ISO 6978-1:2003 Natural gas Determination of mercury Part 1: Sampling of mercury by chemisorption on iodine
    ISO 14532:2014 Natural gas — Vocabulary
    ISO 14111:1997 Natural gas — Guidelines to traceability in analysis
    ISO 641:1975 Laboratory glassware — Interchangeable spherical ground joints
    ISO 6570:2001 Natural gas — Determination of potential hydrocarbon liquid content — Gravimetric methods
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