BS EN ISO 8968-3:2007
Current
The latest, up-to-date edition.
Milk. Determination of nitrogen content Block-digestion method (Semi-micro rapid routine method)
Hardcopy , PDF
English
31-08-2007
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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
9.1 Test portion and pretreatment
9.2 Determination
9.3 Blank test
9.4 Recovery tests
10 Calculation and expression of results
10.1 Calculation of nitrogen content
11 Precision
12 Test report
Annex A (informative) Results of interlaboratory test
Annex B (informative) Modified procedure for analysis
of other milk products
Bibliography
Specifies a method for the determination of the nitrogen content of liquid, whole or skimmed milk.
| Committee |
AW/5
|
| DevelopmentNote |
Supersedes 03/300954 DC. Renumbers and supersedes BS ISO 8968-3. 2007 version incorporates amendment 17262 to BS ISO 8968-3. (08/2007)
|
| DocumentType |
Standard
|
| Pages |
22
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| UNE-EN ISO 8968-3:2007 | Identical |
| NEN EN ISO 8968-3 : 2007 | Identical |
| NBN EN ISO 8968-3 : 2007 COR 2012 | Identical |
| ISO 8968-3:2004 | Identical |
| SN EN ISO 8968-3 : 2007 CORR 2012 | Identical |
| EN ISO 8968-3:2007 | Identical |
| NS EN ISO 8968-3 : 2007 AC 2012 | Identical |
| I.S. EN ISO 8968-3:2007 | Identical |
| NF EN ISO 8968-3 : 2007 | Identical |
| DIN EN ISO 8968-3:2007-09 | Identical |
| ISO 8968-1:2014 | Milk and milk products — Determination of nitrogen content — Part 1: Kjeldahl principle and crude protein calculation |
| ISO 5725-1:1994 | Accuracy (trueness and precision) of measurement methods and results — Part 1: General principles and definitions |
| ISO 385:2005 | Laboratory glassware — Burettes |
| ISO 707:2008 | Milk and milk products — Guidance on sampling |
| ISO 8968-2:2001 | Milk Determination of nitrogen content Part 2: Block-digestion method (Macro method) |
| 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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