BS ISO 8260:2008
Current
The latest, up-to-date edition.
Milk and milk products. Determination of organochlorine pesticides and polychlorobiphenyls. Method using capillary gas-liquid chromatography with electron- capture detection
Hardcopy , PDF
English
31-12-2008
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Foreword
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Reagents and materials
6 Apparatus
7 Sampling
8 Preparation of sample
8.1 Milk
8.2 Evaporated milk
8.3 Sweetened condensed milk
8.4 Powdered milk products
8.5 Butter and butterfat
8.6 Cheese
8.7 Other milk products
9 Preparation of test sample
9.1 Extraction of milk
9.2 Extraction of sweetened condensed milk, powdered
milk products, butter, butterfat and cheese
10 Procedure
10.1 General
10.2 Blank test
10.3 Cryogenic extraction
10.4 Clean-up
10.5 Gas chromatography
10.6 Blank result
11 Calculation and expression of results
11.1 Calculation of the response factor
11.2 Expression of the response factor
11.3 Calculation of the organochlorine compound content
11.4 Expression of the result
11.5 Relative retention time
11.6 Expression of the retention time
12 Precision
12.1 General
12.2 Repeatability
12.3 Reproducibility
13 Test report
Annex A (informative) - Interlaboratory trial
Annex B (informative) - Example of a chromatogram
Bibliography
Describes a method for the determination of the contents of individual organochlorine pesticides (OCPs) and polychlorinated biphenyls (PCBs) in milk, evaporated milk, sweetened condensed milk, powdered milk products, butter and butterfat, cheese and other milk products.
| Committee |
AW/5
|
| DevelopmentNote |
Supersedes 07/30163272 DC. (01/2009)
|
| DocumentType |
Standard
|
| Pages |
26
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| ISO 8260:2008 | Identical |
| ISO 707:2008 | Milk and milk products — Guidance on sampling |
| ISO 14156:2001 | Milk and milk products — Extraction methods for lipids and liposoluble compounds |
| ISO 3890-2:2009 | Milk and milk products Determination of residues of organochlorine compounds (pesticides) Part 2: Test methods for crude extract purification and confirmation |
| 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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