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  • BS EN ISO 6978-1:2005

    Current The latest, up-to-date edition.

    Natural gas. Determination of mercury Sampling of mercury by chemisorption on iodine

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  16-02-2006

    Publisher:  British Standards Institution

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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
    7 Sampling
       7.1 General
       7.2 Sampling procedure
       7.3 Sample treatment
    8 Mercury determination
       8.1 Transfer of mercury to AAS or AFS instrument
       8.2 Calibration
       8.3 Blank test
    9 Calculation
    10 Precision
       10.1 General
       10.2 Repeatability and reproducibility
       10.3 Uncertainty
    11 Test report
    Bibliography

    Abstract - (Show below) - (Hide below)

    Defines method for the determination of total mercury content in natural gas using a sampling method at pressures up to 40 MPa by chemisorption on iodine impregnated silica gel.

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

    Committee PTI/15
    Development Note Renumbers and supersedes BS ISO 6978-1 2005 version incorporates amendment 16103 to BS ISO 6978-1 Supersedes 98/123654 DC & BS 7678(1993) (02/2006)
    Document Type Standard
    Publisher British Standards Institution
    Status Current
    Supersedes

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

    ISO 10715:1997 Natural gas — Sampling guidelines
    ISO 6978-2:2003 Natural gas Determination of mercury Part 2: Sampling of mercury by amalgamation on gold/platinum alloy
    ISO 14532:2014 Natural gas — Vocabulary
    ISO 14111:1997 Natural gas — Guidelines to traceability in analysis
    ISO 6570:2001 Natural gas — Determination of potential hydrocarbon liquid content — Gravimetric methods
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