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Metrology
Introduction
A little theory
Illustrating theory
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Quiz “Metrology”
Validation is a step:
which always leads to an accreditation
necessary to pursue an application for accreditation
not necessary if the laboratory uses a standardized method
The precision of a method:
attests to the accuracy of the measurement result
is obtained thanks to certified reference materials
reports on measurement accuracy
A method bias can be estimated by:
recovery after spiking
repeated analyses
an analysis of a blank sample
The detection limit of a method is:
equal to the detection limit of the equipment used for the analysis
an estimate of the sensitivity of the method
dependent on the kind of sample analyzed
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