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I.S. EN ISO 21187:2005

Withdrawn

Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

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withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

MILK - QUANTITATIVE DETERMINATION OF BACTERIOLOGICAL QUALITY - GUIDANCE FOR ESTABLISHING AND VERIFYING A CONVERSION RELATIONSHIP BETWEEN ROUTINE METHOD RESULTS AND ANCHOR METHOD RESULTS

Available format(s)

Hardcopy , PDF

Withdrawn date

30-09-2021

Language(s)

English

Published date

01-01-2005

Preview

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Withdrawn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

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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$95.11
Including GST where applicable

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