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BSI
BS ISO 9231:2008

BS ISO 9231:2008

Current

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

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

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

Committee
AW/5
DevelopmentNote
Supersedes 06/30146073 DC. (01/2009) Reviewed and confirmed by BSI, March 2012. (02/2012)
DocumentType
Standard
Pages
20
PublisherName
British Standards Institution
Status
Current
Supersedes

Standards Relationship
ISO 9231:2008 Identical

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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Hardcopy - English
PDF - English
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