• BS ISO 23058:2006

    Current The latest, up-to-date edition.

    Milk and milk products. Ovine and caprine rennets. Determination of total milk-clotting activity

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  30-11-2006

    Publisher:  British Standards Institution

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

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Principle
    5 Reagents and materials
    6 Apparatus
    7 Sampling
    8 Preparation of test sample
       8.1 Liquid ovine (or caprine) rennet
       8.2 Ovine (or caprine) rennet paste
       8.3 Powdered ovine (or caprine) rennet
    9 Procedure
       9.1 Preparation of substrate
       9.2 Preparation of the calf and adult bovine rennet
            reference solutions
       9.3 Preparation of the calf and adult bovine rennet
            reference working solutions
       9.4 Preparation of the ovine (or caprine) rennet test
            solution
       9.5 Clotting
    10 Calculation and expression of results
       10.1 Calculation
       10.2 Expression of results
    11 Precision
       11.1 Interlaboratory test
       11.2 Repeatability
       11.3 Reproducibility
    12 Test report
    Annex A (informative) Results of interlaboratory trial
    Bibliography

    Abstract - (Show below) - (Hide below)

    Describes a method for the determination of the total milk-clotting activity of an ovine or caprine rennet, including rennet paste, containing only chymosin and pepsin as the active coagulating enzymes on a standard milk substrate prepared using a calcium chloride solution of 0,5 g per litre (pH approx. 6,5).

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

    Committee AW/5
    Development Note Supersedes 04/30126306 DC (12/2006)
    Document Type Standard
    Publisher British Standards Institution
    Status Current
    Supersedes

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

    ISO 11815:2007 Milk — Determination of total milk-clotting activity of bovine rennets
    ISO 5725-1:1994 Accuracy (trueness and precision) of measurement methods and results — Part 1: General principles and definitions
    ISO 707:2008 Milk and milk products — Guidance on sampling
    ISO 1042:1998 Laboratory glassware One-mark volumetric flasks
    ISO 648:2008 Laboratory glassware — Single-volume pipettes
    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
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