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  • 12/30260010 DC : 0

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    BS EN 16421 - INFLUENCE OF MATERIALS ON WATER FOR HUMAN CONSUMPTION - ENHANCEMENT OF MICROBIAL GROWTH (EMG)

    Available format(s):  Hardcopy, PDF

    Superseded date:  31-01-2015

    Language(s):  English

    Published date: 

    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 Influence of materials on water for human
      consumption - Enhancement of microbial
      growth (EMG) - Method 1: Measured
      by ATP
    5 Influence of materials on water for human
      consumption - Enhancement of microbial
      growth (EMG) - Method 2: Measured by
      biomass volume
    6 Influence of materials on water for human
      consumption - Enhancement of microbial
      growth (EMG) - Method 3: Measured by
      mean dissolved oxygen depletion
    Annex A (normative) - Assessment of the
            suitability of test water for its use in the
            BPP test (biological stability and the need
            for addition of trace elements)
    Annex B (normative) - Protocol of ATP analysis
    Annex C (informative) - ATP and its measurement
    Annex D (informative) - Evaluating procedures for
            removal of attached biomass
    Annex E (informative) - Flow diagram of the test
            procedure - ATP
    Annex F (informative) - Flow diagram of the test
            procedure - Biomass volume
    Annex G (informative) - Flow diagram of the test
            procedure - Mean dissolved oxygen
            depletion
    Bibliography

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

    Comment Closes On
    Committee EH/6
    Document Type Draft
    Publisher British Standards Institution
    Status Superseded
    Superseded By

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

    EN 25814 : 1992 METHOD FOR DETERMINATION OF DISSOLVED OXYGEN IN WATER: ELECTROTECHNICAL PROBE METHOD
    ISO 5814:2012 Water quality — Determination of dissolved oxygen — Electrochemical probe method
    ISO 6906:1984 Vernier callipers reading to 0,02 mm
    ISO 2016:1981 Capillary solder fittings for copper tubes Assembly dimensions and tests
    EN 901:2013 Chemicals used for treatment of water intended for human consumption - Sodium hypochlorite
    ISO 3696:1987 Water for analytical laboratory use — Specification and test methods
    EN ISO 3696:1995 Water for analytical laboratory use - Specification and test methods (ISO 3696:1987)
    EN 1420-1:1999 Influence of organic materials on water intended for human consumption - Determination of odour and flavour assessment of water in piping systems - Part 1: Test method
    ISO 7393-2:1985 Water quality Determination of free chlorine and total chlorine Part 2: Colorimetric method using N,N-diethyl-1,4-phenylenediamine, for routine control purposes
    ISO 10523:2008 Water quality — Determination of pH
    EN 14944-1:2006 Influence of cementitious products on water intended for human consumption - Test methods - Part 1: Influence of factory made cementitious products on organoleptic parameters
    ISO 10012-1:1992 Quality assurance requirements for measuring equipment Part 1: Metrological confirmation system for measuring equipment
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