Skip to content
Please enter a keyword to search
  • Preview

    I.S. EN 16421:2014

    Current The latest, up-to-date edition.

    INFLUENCE OF MATERIALS ON WATER FOR HUMAN CONSUMPTION - ENHANCEMENT OF MICROBIAL GROWTH (EMG)

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2014

    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.

    Add To Cart

    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 Biomass Production Potential (BPP) measured by ATP
    5 Influence of materials on water for human consumption -
      Enhancement of microbial growth (EMG) - Method 2:
      Measured by biofilm 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) - Method 1: Measured by Biomass
            Production Potential (BPP) measured by ATP -
            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) - Method 1: Measured by Biomass
            Production Potential (BPP) measured by ATP - Protocol
            of ATP analysis
    Annex C (informative) - Method 1: Measured by Biomass
            Production Potential (BPP) measured by ATP - ATP
            and its measurement
    Annex D (informative) - Method 1: Measured by Biomass
            Production Potential (BPP) measured by ATP -
            Evaluating procedures for removal of attached biomass
    Annex E (informative) - Method 1: Measured by Biomass
            Production Potential (BPP) measured by ATP
    Annex F (informative) - Method 2: Measured by biofilm
            volume
    Annex G (informative) - Method 2: Measured by biofilm
            volume
    Annex H (informative) - Method 3: Measured by mean
            dissolved oxygen depletion
    Bibliography

    Abstract - (Show below) - (Hide below)

    Defines three methods for determining the ability of non-metallic materials to enhance the growth of micro-organisms.

    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)

    EN ISO 9308-1:2014/A1:2017 WATER QUALITY - ENUMERATION OF ESCHERICHIA COLI AND COLIFORM BACTERIA - PART 1: MEMBRANE FILTRATION METHOD FOR WATERS WITH LOW BACTERIAL BACKGROUND FLORA (ISO 9308- 1:2014/AMD 1:2016)
    EN ISO 10523:2012 Water quality - Determination of pH (ISO 10523:2008)
    EN 1484 : 1997 WATER ANALYSIS - GUIDELINES FOR THE DETERMINATION OF TOTAL ORGANIC CARBON (TOC) AND DISSOLVED ORGANIC CARBON (DOC)
    EN ISO 16266:2008 Water quality - Detection and enumeration of Pseudomonas aeruginosa - Method by membrane filtration (ISO 16266:2006)
    ISO 5814:2012 Water quality — Determination of dissolved oxygen — Electrochemical probe method
    ISO 13385-2:2011 Geometrical product specifications (GPS) Dimensional measuring equipment Part 2: Calliper depth gauges; Design and metrological characteristics
    EN ISO 5814:2012 Water quality - Determination of dissolved oxygen - Electrochemical probe method (ISO 5814:2012)
    ISO 6222:1999 Water quality Enumeration of culturable micro-organisms Colony count by inoculation in a nutrient agar culture medium
    ISO 13385-1:2011 Geometrical product specifications (GPS) Dimensional measuring equipment Part 1: Callipers; Design and metrological characteristics
    ISO 2016:1981 Capillary solder fittings for copper tubes Assembly dimensions and tests
    ISO 9308-1:2014 Water quality Enumeration of Escherichia coli and coliform bacteria Part 1: Membrane filtration method for waters with low bacterial background flora
    ISO 10012:2003 Measurement management systems — Requirements for measurement processes and measuring equipment
    EN 901:2013 Chemicals used for treatment of water intended for human consumption - Sodium hypochlorite
    EN ISO 13385-2:2011 Geometrical product specifications (GPS) - Dimensional measuring equipment - Part 2: Calliper depth gauges; Design and metrological characteristics (ISO 13385-2:2011)
    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)
    ISO 16266:2006 Water quality Detection and enumeration of Pseudomonas aeruginosa Method by membrane filtration
    EN ISO 13385-1:2011 Geometrical product specifications (GPS) - Dimensional measuring equipment - Part 1: Callipers; Design and metrological characteristics (ISO 13385-1:2011)
    EN ISO 10012:2003 Measurement management systems - Requirements for measurement processes and measuring equipment (ISO 10012:2003)
    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
    EN ISO 6222 : 1999 WATER QUALITY - ENUMERATION OF CULTURABLE MICRO-ORGANISMS - COLONY COUNT BY INOCULATION IN A NUTRIENT AGAR CULTURE MEDIUM (ISO 6222:1999)
    EN 10088-1:2014 Stainless steels - Part 1: List of stainless steels
    View more information

    • Access your standards online with a subscription

      Features

      • Simple online access to standards, technical information and regulations
      • Critical updates of standards and customisable alerts and notifications
      • Multi - user online standards collection: secure, flexibile and cost effective