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  • BS ISO 29981:2010

    Current The latest, up-to-date edition.

    Milk products. Enumeration of presumptive bifidobacteria. Colony count technique at 37 °C

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    Published date:  28-02-2010

    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 Culture media, diluents and reagents
    6 Apparatus
    7 Sampling
    8 Procedure
    9 Calculation and expression of results
    10 Precision
    11 Knowledge of use of the method
    12 Test report
    Annex A (informative) - Interlaboratory trial - A
            'bifido' ring trial
    Bibliography

    Abstract - (Show below) - (Hide below)

    Describes a method for the selective enumeration of presumptive bifidobacteria in milk products by using a colony count technique at 37 degrees C under anaerobic conditions.

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

    Committee AW/5
    Development Note Supersedes 08/30177160 DC. (02/2010)
    Document Type Standard
    Publisher British Standards Institution
    Status Current
    Supersedes

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

    ISO 5725-1:1994 Accuracy (trueness and precision) of measurement methods and results — Part 1: General principles and definitions
    ISO/TS 11133-1:2009 Microbiology of food and animal feeding stuffs Guidelines on preparation and production of culture media Part 1: General guidelines on quality assurance for the preparation of culture media in the laboratory
    ISO 6887-1:2017 Microbiology of the food chain — Preparation of test samples, initial suspension and decimal dilutions for microbiological examination — Part 1: General rules for the preparation of the initial suspension and decimal dilutions
    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 7889:2003 Yogurt Enumeration of characteristic microorganisms Colony-count technique at 37 degrees C
    ISO 835:2007 Laboratory glassware — Graduated pipettes
    ISO 14461-1:2005 Milk and milk products Quality control in microbiological laboratories Part 1: Analyst performance assessment for colony counts
    ISO 14461-2:2005 Milk and milk products Quality control in microbiological laboratories Part 2: Determination of the reliability of colony counts of parallel plates and subsequent dilution steps
    ISO 16140:2003 Microbiology of food and animal feeding stuffs Protocol for the validation of alternative methods
    ISO 5725-2:1994 Accuracy (trueness and precision) of measurement methods and results Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method
    ISO 3534-1:2006 Statistics — Vocabulary and symbols — Part 1: General statistical terms and terms used in probability
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