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  • BS ISO 9231:2008

    Current The latest, up-to-date edition.

    Milk and milk products. Determination of the benzoic and sorbic acid contents

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  31-12-2008

    Publisher:  British Standards Institution

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

    Foreword
    Foreword
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Principle
    5 Reagents
    6 Apparatus
    7 Sampling
    8 Preparation of test sample
       8.1 Yogurt and other fermented milks
       8.2 Other milk products
    9 Procedure
       9.1 Precipitation of fats and proteins and clarification
       9.2 High-performance liquid chromatography (HPLC)
    10 Calculation and expression of results
       10.1 Calculation
       10.2 Expression of results
    11 Precision
       11.1 Interlaboratory testing
       11.2 Repeatability
       11.3 Reproducibility
    12 Test report
    Annex A (informative) - Interlaboratory trials
    Bibliography

    Abstract - (Show below) - (Hide below)

    Specifies a method for the determination of the benzoic and sorbic acid contents in milk and milk products.

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

    Committee AW/5
    Development Note Supersedes 06/30146073 DC. (01/2009) Reviewed and confirmed by BSI, March 2012. (02/2012)
    Document Type Standard
    Publisher British Standards Institution
    Status Current
    Supersedes

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

    ISO 707:2008 Milk and milk products — Guidance on sampling
    ISO 1042:1998 Laboratory glassware One-mark volumetric flasks
    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 5725:1986 Precision of test methods Determination of repeatability and reproducibility for a standard test method by inter-laboratory tests
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