• BS ISO 5073:2013

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    Brown coals and lignites. Determination of humic acids

    Available format(s):  Hardcopy, PDF

    Superseded date:  21-12-2021

    Language(s):  English

    Published date:  31-05-2013

    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
    6 Apparatus
    7 Sample
    8 Procedure
    9 Expression of results
    10 Precision of the method Repeatability limit
    11 Test report
    Annex A (normative) Determination of the ratio
            of carbon content of humic acids of brown
            coals and lignites

    Abstract - (Show below) - (Hide below)

    Defines volumetric methods for the determination of total humic acids and free humic acid of brown coals and lignites.

    Scope - (Show below) - (Hide below)

    This International Standard specifies volumetric methods for the determination of total humic acids, and free humic acid, of brown coals and lignites.

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

    Committee PTI/16
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By

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

    ISO 5069-2:1983 Brown coals and lignites Principles of sampling Part 2: Sample preparation for determination of moisture content and for general analysis
    ISO 5068-2:2007 Brown coals and lignites — Determination of moisture content — Part 2: Indirect gravimetric method for moisture in the analysis sample
    ISO 1171:2010 Solid mineral fuels — Determination of ash
    ISO 1213-2:2016 Solid mineral fuels — Vocabulary — Part 2: Terms relating to sampling, testing and analysis
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