M00001504
New product
ISO 11352 1st Edition, July 1, 2012 Water quality - Estimation of measurement uncertainty based on validation and quality control data
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Availability date: 07/13/2021
Description / Abstract:
This International Standard specifies methods for the estimation
of measurement uncertainty of chemical and physicochemical methods
in single laboratories based on validation data and analytical
quality control results obtained within the field of water
analysis.
NOTE 1 The principles of the estimation of uncertainty specified
in this International Standard are consistent with the principles
described in ISO/IEC Guide 98-3.
In this International Standard, the quantification of
measurement uncertainty relies on performance characteristics of a
measurement procedure obtained from validation and the results of
internal and external quality control.
NOTE 2 The approaches specified in this International Standard
are mainly based on QUAM[11], NEN 7779[8],
Nordtest TR 537[10], and Eurolab TR 1[9].
NOTE 3 This International Standard only addresses the evaluation
of measurement uncertainty for results obtained from quantitative
measurement procedures. The uncertainties associated with results
obtained from qualitative procedures are not considered.