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  • UNI 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

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    Language(s): 

    Published date:  01-08-2012

    Publisher:  Ente Nazionale Italiano di Unificazione (UNI)

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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 Ente Nazionale Italiano di Unificazione (UNI)
    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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