I.S. EN ISO 21187:2021
Current
The latest, up-to-date edition.
Milk - Quantitative determination of microbiological quality - Guidance for establishing and verifying a conversionrelationship between results of an alternative method and anchor method results
Hardcopy , PDF
English
29-03-2021
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
5 Consideration of factors influencing the conversion relationship
6 Test samples
7 Analysis
8 Establishing a conversion relationship
9 Verification of a conversion relationship
10 Test report
Annex A (informative) Number of test samples for linear regression
Annex B (informative) Example identification of outliers and calculation of conversion relationship
Annex C (informative) Example — Calculation of significance (verification of conversion relationship)
Bibliography
Important note : All end users must be registered with an Account prior to user licenses being assigned.Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.