I.S. EN ISO 21187:2005
Withdrawn
View Superseded by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
Hardcopy , PDF
English
01-01-2005
09-30-2021
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
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
Provides 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.
| DocumentType |
Standard
|
| Pages |
24
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Withdrawn
|
| SupersededBy |
| Standards | Relationship |
| NBN EN ISO 21187 : 2005 | Identical |
| NS EN ISO 21187 : 1ED 2006 | Identical |
| NF EN ISO 21187 : 2006 | Identical |
| ISO 21187:2004 | Identical |
| EN ISO 21187:2005 | Identical |
| NEN EN ISO 21187 : 2005 | Identical |
| BS EN ISO 21187:2005 | Identical |
| UNE-EN ISO 21187:2007 | Identical |
| DIN EN ISO 21187:2006-01 | Identical |
| UNE-EN ISO 21187:2005 | Equivalent |
| ISO/IEC 17025:2005 | General requirements for the competence of testing and calibration laboratories |
| ISO 11095:1996 | Linear calibration using reference materials |
| ISO 16140:2003 | Microbiology of food and animal feeding stuffs — Protocol for the validation of alternative methods |
| ISO 8196-2:2009 | Milk — Definition and evaluation of the overall accuracy of alternative methods of milk analysis — Part 2: Calibration and quality control in the dairy laboratory |
| ISO 8196-1:2009 | Milk — Definition and evaluation of the overall accuracy of alternative methods of milk analysis — Part 1: Analytical attributes of alternative methods |
| ISO 3534-1:2006 | Statistics — Vocabulary and symbols — Part 1: General statistical terms and terms used in probability |
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