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  • EN ISO 20079 : 2006

    Current The latest, up-to-date edition.
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    WATER QUALITY - DETERMINATION OF THE TOXIC EFFECT OF WATER CONSTITUENTS AND WASTE WATER ON DUCKWEED (LEMNA MINOR) - DUCKWEED GROWTH INHIBITION TEST

    Available format(s): 

    Language(s): 

    Published date:  06-09-2006

    Publisher:  Comite Europeen de Normalisation

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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 Interferences
    6 Apparatus
    7 Reagents
    8 Test organisms
    9 Stock cultures and pre-cultures
    10 Procedure
    11 Validity criteria
    12 Expression of results
    13 Estimation of EC(r)[x] values for frond number
       and the second observation parameter
    14 Documentation of results
    15 Precision
    16 Test report
    Annex A (informative) Preparation of the nutrient media
    Annex B (informative) Measurement of the lowest
            ineffective dilution (LID) of a waste water -
            A simplified evaluation for testing of waste water
    Annex C (informative) Suppliers of Lemna species
    Bibliography

    Abstract - (Show below) - (Hide below)

    Provides a method for the determination of the growth-inhibiting response of duckweed (Lemna minor) to substances and mixtures contained in water, treated municipal wastewater and industrial effluents.

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

    Committee CEN/TC 230
    Document Type Standard
    Publisher Comite Europeen de Normalisation
    Status Current

    Standards Referenced By This Book - (Show below) - (Hide below)

    BS PD CEN/TR 17105 : 2017 CONSTRUCTION PRODUCTS - ASSESSMENT OF RELEASE OF DANGEROUS SUBSTANCES - GUIDANCE ON THE USE OF ECOTOXICITY TESTS APPLIED TO CONSTRUCTION PRODUCTS
    FD CEN/TR 16110 : 2011 FD CHARACTERIZATION OF WASTE - GUIDANCE ON THE USE OF ECOTOXICITY TESTS APPLIED TO WASTE
    S.R. CEN/TR 17105:2017 CONSTRUCTION PRODUCTS - ASSESSMENT OF RELEASE OF DANGEROUS SUBSTANCES - GUIDANCE ON THE USE OF ECOTOXICITY TESTS APPLIED TO CONSTRUCTION PRODUCTS
    S.R. CEN/TR 16110:2010 CHARACTERIZATION OF WASTE - GUIDANCE ON THE USE OF ECOTOXICITY TESTS APPLIED TO WASTE
    UNE-CEN/TR 16110:2011 IN Characterization of waste - Guidance on the use of ecotoxicity tests applied to waste
    CEN/TR 17105 : 2017 CONSTRUCTION PRODUCTS - ASSESSMENT OF RELEASE OF DANGEROUS SUBSTANCES - GUIDANCE ON THE USE OF ECOTOXICITY TESTS APPLIED TO CONSTRUCTION PRODUCTS
    CEN/TR 16110 : 2010 CHARACTERIZATION OF WASTE - GUIDANCE ON THE USE OF ECOTOXICITY TESTS APPLIED TO WASTE

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

    ISO/IEC 17025:2005 General requirements for the competence of testing and calibration laboratories
    NFT 90 337 : 96 XP TESTING WATER - DETERMINATION OF THE INHIBITORY EFFECT ON THE GROWTH OF LEMNA MINOR
    ISO/TS 20281:2006 Water quality Guidance on statistical interpretation of ecotoxicity data
    ISO 5667-16:2017 Water quality — Sampling — Part 16: Guidance on biotesting of samples
    ISO 10260:1992 Water quality — Measurement of biochemical parameters — Spectrometric determination of the chlorophyll-a concentration
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