EN ISO 21187:2005
Superseded
View Superseded by
Milk - Quantitative determination of bacteriological quality - Guidance for establishing and verifying a conversion relationship between routine method results and anchor method results (ISO 21187:2004)
10-19-2005
03-19-2021
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principles
4.1 Prerequisites
4.2 Organizational set-up
5 Establishing a conversion relationship
5.1 Consideration of influencing factors
and their consequences
5.2 Test samples
5.3 Pretreatment of test samples
5.4 Analysis
5.5 Calculation
5.6 Expression of results
6 Verification of a conversion relationship
6.1 Frequency of verification
6.2 Test samples
6.3 Pretreatment of test samples
6.4 Analysis
6.5 Calculation and verification of a
conversion relationship
7 Test report
Annex A (informative) Number of samples for
linear regression
Bibliography
ISO 21187|IDF 196:2004 gives guidelines for the establishment of a conversion relationship between the results of a routine method and an anchor method, and its verification for the quantitative determination of the bacteriological quality of milk.
| Committee |
CEN/TC 302
|
| DocumentType |
Standard
|
| PublisherName |
Comite Europeen de Normalisation
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| NBN EN ISO 21187 : 2005 | Identical |
| I.S. EN ISO 21187:2005 | Identical |
| NS EN ISO 21187 : 1ED 2006 | Identical |
| PN EN ISO 21187 : NOV 2006 | Identical |
| NF EN ISO 21187 : 2006 | Identical |
| ISO 21187:2004 | Identical |
| NEN EN ISO 21187 : 2005 | Identical |
| BS EN ISO 21187:2005 | Identical |
| DIN EN ISO 21187:2006-01 | Identical |
| UNE-EN ISO 21187:2007 | Identical |
| DIN EN ISO 21187:2019-04 (Draft) | Identical |
| UNE-EN ISO 21187:2005 | Identical |