BS ISO 20938:2008
Current
The latest, up-to-date edition.
Instant coffee. Determination of moisture content. Karl Fischer method (Reference method)
Hardcopy , PDF
English
31-07-2009
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Reagents and materials
6 Apparatus
7 Sampling
8 Preparative steps
9 Procedure with instant coffee
10 Expression of results
11 Precision
12 Test report
Annex A (informative) - Results of interlaboratory test
Annex B (informative) - Titration curve diagram
Bibliography
Describes a method for the determination of moisture content in instant coffee by the Karl Fischer titration method, suitable for use as a reference method.
| Committee |
W/-
|
| DevelopmentNote |
Supersedes 07/30164446 DC. (07/2009)
|
| DocumentType |
Standard
|
| Pages |
18
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
This International Standard specifies a method for the determination of moisture content in instant coffee by the Karl Fischer titration method, suitable for use as a reference method.
| Standards | Relationship |
| ISO 20938:2008 | Identical |
| ISO 5725-1:1994 | Accuracy (trueness and precision) of measurement methods and results — Part 1: General principles and definitions |
| ISO 4788:2005 | Laboratory glassware — Graduated measuring cylinders |
| ISO 5725-6:1994 | Accuracy (trueness and precision) of measurement methods and results — Part 6: Use in practice of accuracy values |
| ISO Guide 30:2015 | Reference materials — Selected terms and definitions |
| 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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