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  • BS ISO 17792:2006

    Current The latest, up-to-date edition.

    Milk, milk products and mesophilic starter cultures. Enumeration of citrate-fermenting lactic acid bacteria. Colony-count technique at 25°C

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  30-06-2008

    Publisher:  British Standards Institution

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

    Foreword
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Principle
    5 Diluents, culture media and reagents
    6 Apparatus and glassware
    7 Sampling
    8 Preparation and inoculation
       8.1 Preparation of the test sample and test portion
       8.2 Microscopic examination
       8.3 Preparation of primary dilution
       8.4 Preparation of decimal dilutions
       8.5 Inoculation
    9 Procedure
       9.1 Enumeration of different species of citrate-fermenting
            cocci
       9.2 Enumeration of leuconostocs
       9.3 Confirmation
    10 Calculation and expression of results
       10.1 Calculation
       10.2 Expression of results
       10.3 Example of calculation
    11 Precision
    12 Test report
    Bibliography

    Abstract - (Show below) - (Hide below)

    Describes methods for the enumeration of citrate-fermenting lactic acid bacteria using a colony-count technique at 25 degrees C.

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

    Committee AW/5
    Development Note Supersedes 04/300130 DC. (06/2008)
    Document Type Standard
    Publisher British Standards Institution
    Status Current
    Supersedes

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

    ISO 7218:2007 Microbiology of food and animal feeding stuffs General requirements and guidance for microbiological examinations
    ISO 707:2008 Milk and milk products — Guidance on sampling
    ISO 565:1990 Test sieves — Metal wire cloth, perforated metal plate and electroformed sheet — Nominal sizes of openings
    ISO 8261:2001 Milk and milk products General guidance for the preparation of test samples, initial suspensions and decimal dilutions for microbiological examination
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