Name: UNI EN ISO 17994 : 2014
Brand: UNI

WATER QUALITY - REQUIREMENTS FOR THE COMPARISON OF THE RELATIVE RECOVERY OF MICROORGANISMS BY TWO QUANTITATIVE METHODS

Published date

26-03-2014

Publisher

Ente Nazionale Italiano di Unificazione (UNI)

Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions and symbols
4 Principle
5 Basic requirements for a comparison study
6 Calculations
7 Evaluation
Annex A (informative) - Flowchart
Annex B (informative) - Comparison studies
Annex C (informative) - Derivation of equation for
calculation of the number of samples
Annex D (informative) - Example of a two-sided
evaluation
Bibliography

Describes an evaluation procedure for comparing two methods with established performance characteristics according to ISO/TR 13843 and intended for the quantification of the same target group or species of microorganisms.

DocumentType	Standard
PublisherName	Ente Nazionale Italiano di Unificazione (UNI)
Status	Current
Supersedes	UNI EN ISO 17994 : 2004

Standards	Relationship
DIN EN ISO 17994:2014-06	Identical
NF EN ISO 17994 : 2014	Identical
BS EN ISO 17994:2014	Identical
ISO 17994:2014	Identical
I.S. EN ISO 17994:2014	Identical
EN ISO 17994:2014	Identical
NS EN ISO 17994 : 2014	Identical
UNE-EN ISO 17994:2014	Identical
NEN EN ISO 17994 : 2014	Identical
SN EN ISO 17994:2014	Identical
NBN EN ISO 17994 : 2014	Identical

ISO 8199:2005	Water quality General guidance on the enumeration of micro-organisms by culture
ISO/IEC Guide 99:2007	International vocabulary of metrology Basic and general concepts and associated terms (VIM)
ISO/TR 13843:2000	Water quality Guidance on validation of microbiological methods