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    I.S. EN ISO 12782-4:2012

    Current The latest, up-to-date edition.

    SOIL QUALITY - PARAMETERS FOR GEOCHEMICAL MODELLING OF LEACHING AND SPECIATION OF CONSTITUENTS IN SOILS AND MATERIALS - PART 4: EXTRACTION OF HUMIC SUBSTANCES FROM SOLID SAMPLES (ISO 12782-4:2012)

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2012

    Publisher:  National Standards Authority of Ireland

    For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
    Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

    Dates of withdrawal of national standards are available from NSAI.

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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 Sample pretreatment
    8 Procedure
    9 Eluate treatment and storage
    10 Analytical determination
    11 Blank test
    12 Calculation
    13 Expression of results
    14 Test report
    15 Performance characteristics
    Annex A (informative) - Schematic representation of the
            fractionation procedure
    Annex B (informative) - Validation of procedure
    Annex C (informative) - Conditions regarding centrifugation
    Bibliography

    Abstract - (Show below) - (Hide below)

    Describes a procedure to determine the concentration of humic substances in soil or other materials.

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

    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Current

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

    ISO 11074:2015 Soil quality — Vocabulary
    ISO 10381-1:2002 Soil quality Sampling Part 1: Guidance on the design of sampling programmes
    ISO 10381-3:2001 Soil quality Sampling Part 3: Guidance on safety
    ISO 10381-6:2009 Soil quality Sampling Part 6: Guidance on the collection, handling and storage of soil under aerobic conditions for the assessment of microbiological processes, biomass and diversity in the laboratory
    ISO 11464:2006 Soil quality Pretreatment of samples for physico-chemical analysis
    ISO 8245:1999 Water quality Guidelines for the determination of total organic carbon (TOC) and dissolved organic carbon (DOC)
    ISO 10381-2:2002 Soil quality Sampling Part 2: Guidance on sampling techniques
    ISO 11277:2009 Soil quality Determination of particle size distribution in mineral soil material Method by sieving and sedimentation
    ISO 10381-5:2005 Soil quality Sampling Part 5: Guidance on the procedure for the investigation of urban and industrial sites with regard to soil contamination
    ISO 5667-3:2012 Water quality Sampling Part 3: Preservation and handling of water samples
    ISO 3696:1987 Water for analytical laboratory use — Specification and test methods
    EN 15002:2015 Characterization of waste - Preparation of test portions from the laboratory sample
    ISO 10381-4:2003 Soil quality Sampling Part 4: Guidance on the procedure for investigation of natural, near-natural and cultivated sites
    CEN/TR 15310-3 : 2006 CHARACTERIZATION OF WASTE - SAMPLING OF WASTE MATERIALS - PART 3: GUIDANCE ON PROCEDURES FOR SUB-SAMPLING IN THE FIELD
    EN 14899:2005 Characterization of waste - Sampling of waste materials - Framework for the preparation and application of a Sampling Plan
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