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  • BS ISO 3093 : 2004 AMD 17028

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    WHEAT, RYE AND RESPECTIVE FLOURS, DURUM WHEAT AND DURUM WHEAT SEMOLINA - DETERMINATION OF THE FALLING NUMBER ACCORDING TO HAGBERG-PERTEN

    Available format(s): 

    Superseded date:  30-03-2007

    Language(s): 

    Published date:  23-11-2012

    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 Reagents
    6 Apparatus
    7 Sampling
    8 Preparation of test sample
       8.1 Whole grain
       8.2 Flour and semolina samples
    9 Procedure
       9.1 Determination of the moisture content
       9.2 Test portion
       9.3 Determination of Falling Number
       9.4 Calculation
    10 Precision
       10.1 Interlaboratory tests
       10.2 Repeatability
       10.3 Reproducibility
    11 Test report
    Annex A (normative) Formulae for altitude correction of
            Falling Number values
    Annex B (informative) Results of interlaboratory tests
    Bibliography

    Abstract - (Show below) - (Hide below)

    Describes the determination of the alpha-amylase activity of cereals by the Falling Number method according to Hagberg-Perten.

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

    Committee AW/4
    Development Note Supersedes BS 4317-9(1982) and 98/712730 DC. (08/2004) Renumbered and superseded by BS EN ISO 3093. (04/2007)
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By
    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 3310-1:2016 Test sieves Technical requirements and testing Part 1: Test sieves of metal wire cloth
    ISO 3310-2:2013 Test sieves — Technical requirements and testing — Part 2: Test sieves of perforated metal plate
    ISO 565:1990 Test sieves — Metal wire cloth, perforated metal plate and electroformed sheet — Nominal sizes of openings
    ISO 712:2009 Cereals and cereal products — Determination of moisture content — Reference method
    ISO 7973:1992 Cereals and milled cereal products — Determination of the viscosity of flour — Method using an amylograph
    ISO 13690:1999 Cereals, pulses and milled products Sampling of static batches
    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 3696:1987 Water for analytical laboratory use — Specification and test methods
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