DIN EN ISO 5983-2:2009-10
Current
The latest, up-to-date edition.
ANIMAL FEEDING STUFFS - DETERMINATION OF NITROGEN CONTENT AND CALCULATION OF CRUDE PROTEIN CONTENT - PART 2: BLOCK DIGESTION AND STEAM DISTILLATION METHOD
Hardcopy , PDF
English
01-01-2009
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Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Reagents
6 Apparatus
7 Sampling
8 Preparation of test sample
9 Procedure
10 Calculation and expression of results
11 Precision
12 Test report
Annex A (informative) - Results of interlaboratory test
Annex B (informative) - Results of a proficiency test;
comparison of the colorimetric and potentiometric
endpoint determination of the titration
Bibliography
National Annex NA (informative) - Bibliography
Describes a method for the determination of nitrogen content of animal feeding stuffs according to the Kjeldahl method, and a method for the calculation of the crude protein content.
| DocumentType |
Standard
|
| Pages |
22
|
| PublisherName |
German Institute for Standardisation (Deutsches Institut für Normung)
|
| Status |
Current
|
| Standards | Relationship |
| I.S. EN ISO 5983-2:2009 | Identical |
| NEN EN ISO 5983-2 : 2009 | Identical |
| NBN EN ISO 5983-2 : 2009 | Identical |
| EN ISO 5983-2:2009 | Identical |
| UNI EN ISO 5983-2 : 2009 | Identical |
| ISO 5983-2:2009 | Identical |
| NF EN ISO 5983-2 : 2009 | Identical |
| NS EN ISO 5983-2 : 2009 | Identical |
| BS EN ISO 5983-2:2009 | Identical |
| UNE-EN ISO 5983-2:2009 | Identical |
| DIN EN 15948:2015-06 | CEREALS - DETERMINATION OF MOISTURE AND PROTEIN - METHOD USING NEAR-INFRARED-SPECTROSCOPY IN WHOLE KERNELS |
| ISO 5725-1:1994 | Accuracy (trueness and precision) of measurement methods and results — Part 1: General principles and definitions |
| DIN EN ISO 385:2005-07 | Laboratory glassware - Burettes (ISO 385:2005); German version EN ISO 385:2005 |
| ISO 8655-5:2002 | Piston-operated volumetric apparatus Part 5: Dispensers |
| ISO 1871:2009 | Food and feed products General guidelines for the determination of nitrogen by the Kjeldahl method |
| ISO 5983-1:2005 | Animal feeding stuffs — Determination of nitrogen content and calculation of crude protein content — Part 1: Kjeldahl method |
| DIN ISO 5725-2:2002-12 | 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 5725-2:1994 including Technical Corrigendum 1:2002) |
| ISO 385:2005 | Laboratory glassware — Burettes |
| DIN EN ISO 8655-2:2002-12 | Piston-operated volumetric apparatus - Part 2: Piston pipettes (ISO 8655-2:2002) |
| ISO 6497:2002 | Animal feeding stuffs Sampling |
| DIN ISO 5725-1:1997-11 | Accuracy (trueness and precision) of measurement methods and results - Part 1: General principles and definitions (ISO 5725-1:1994) |
| ISO 8655-2:2002 | Piston-operated volumetric apparatus Part 2: Piston pipettes |
| 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 6498:2012 | Animal feeding stuffs — Guidelines for sample preparation |
| ISO 8655-3:2002 | Piston-operated volumetric apparatus Part 3: Piston burettes |
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