EN ISO 17994:2014

Water quality - Requirements for the comparison of the relative recovery of microorganisms by two quantitative methods (ISO 17994:2014) EN ISO 17994:2014

Publication date:   Jun 17, 2014

General information

60.60 Standard published   Feb 19, 2014

CEN

CEN/TC 230 Water analysis

European Norm

07.100.20   Microbiology of water | 13.060.70   Examination of biological properties of water

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Scope

ISO 17994:2014 specifies 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.
It provides the mathematical basis for the evaluation of the average relative performance of two quantitative methods against chosen criteria for the comparison. It does not provide data for assessment of the precision of the methods being compared. It is appropriate that the precision of methods is assessed as part of their performance characterization.
ISO 17994:2014 does not provide methods for the verification of method performance characterization in a single laboratory.

Related legislation

Legislation related to this standard

98/83/EC

Quality of water intended for human consumption

Life cycle

PREVIOUSLY

WITHDRAWN
EN ISO 17994:2004

NOW

PUBLISHED
EN ISO 17994:2014
60.60 Standard published
Feb 19, 2014