EN ISO 20483:2013
Current
The latest, up-to-date edition.
Cereals and pulses - Determination of the nitrogen content and calculation of the crude protein content - Kjeldahl method (ISO 20483:2013)
12-04-2013
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Reagents
6 Apparatus
7 Sampling
8 Preparation of test sample
9 Determination of the moisture content
10 Procedure
11 Expression of results
12 Precision
13 Test report
Annex A (informative) - Results of interlaboratory tests
Annex B (informative) - Critical difference and practical
application of the repeatability and reproducibility
limits to different protein contents
protein contents
Annex C (informative) - Factors for converting nitrogen
content to protein content
Bibliography
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