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12/30260010 DC : 0

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

BS EN 16421 - INFLUENCE OF MATERIALS ON WATER FOR HUMAN CONSUMPTION - ENHANCEMENT OF MICROBIAL GROWTH (EMG)
Available format(s)

Hardcopy , PDF

Superseded date

01-31-2015

Language(s)

English

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

BS EN 16421

Committee
EH/6
DocumentType
Draft
Pages
63
PublisherName
British Standards Institution
Status
Superseded
SupersededBy

Standards Relationship
PREN 16421 : DRAFT 2012 Identical

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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