• BS ISO 27447:2009

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    Fine ceramics (advanced ceramics, advanced technical ceramics). Test method for antibacterial activity of semiconducting photocatalytic materials

    Available format(s):  Hardcopy, PDF

    Superseded date:  23-07-2019

    Language(s):  English

    Published date:  30-06-2009

    Publisher:  British Standards Institution

    Add To Cart

    Table of Contents - (Show below) - (Hide below)

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Symbols
    5 Principle
    6 Materials
       6.1 Bacteria used and preparation for tests
       6.2 Chemicals and implements
    7 Apparatus
       7.1 Adhesive film
       7.2 Adhesive glass
       7.3 Moisture preservation glass
       7.4 Glass tube or glass rod
       7.5 Black light fluorescent lamp
       7.6 Ultraviolet light radiation meter
       7.7 Punched metal sheet
    8 Test piece
       8.1 Film adhesion method
       8.2 Glass adhesion method
    9 Procedure
       9.1 Film adhesion method
       9.2 Glass adhesion method
       9.3 UV irradiation condition
       9.4 Measurement of number of living bacteria
    10 Calculation
       10.1 Film adhesion method
       10.2 Glass adhesion method
    11 Test report
    Annex A (informative) - Examples of test results
    Annex B (informative) - Reference data for adhesive films
            and adhesive glasses
    Annex C (informative) - Reference data for damage of
            ultraviolet irradiation to bacteria
    Bibliography

    Abstract - (Show below) - (Hide below)

    Describes a test method for the determination of the antibacterial activity of materials that contain a photocatalyst or have photocatalytic films on the surface, by measuring the enumeration of bacteria under irradiation of ultraviolet light.

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

    Committee RPI/13
    Development Note Supersedes 08/30166877 DC. (06/2009)
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By
    Supersedes

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

    ISO 20743:2013 Textiles Determination of antibacterial activity of textile products
    ISO 835:2007 Laboratory glassware — Graduated pipettes
    ISO 31-0:1992 Quantities and units Part 0: General principles
    ISO 4892-3:2016 Plastics Methods of exposure to laboratory light sources Part 3: Fluorescent UV lamps
    ISO 6353-3:1987 Reagents for chemical analysis — Part 3: Specifications — Second series
    ISO 22196:2011 Measurement of antibacterial activity on plastics and other non-porous surfaces
    ISO 105-F:1985 Textiles Tests for colour fastness Part F: Standard adjacent fabrics
    ISO 554:1976 Standard atmospheres for conditioning and/or testing — Specifications
    ISO 10523:2008 Water quality — Determination of pH
    • 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