BS ISO 9231:2008
Current
The latest, up-to-date edition.
Milk and milk products. Determination of the benzoic and sorbic acid contents
Hardcopy , PDF
English
31-12-2008
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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