4. Our advice
4.1 Take part in an EIL
It's a highly enriching experience. The various meetings organized around this objective enable us to master the method studied through the problems and questions raised by the other participants.
SCROLL TO TOP4.2 Use fidelity values published in a standard
Always check that the matrix of the material used and its concentration level are close enough to the one you are interested in. If only reproducibility values are published, but you need repeatability, a simple rule of thumb is...
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Bibliography
Boyer KW, Horwitz W and Albert R, Interlaboratory Variability in Trace Element Analysis (1985) Analytical Chemistry, 57, 454-459
Feinberg, M., Montamat, M., Rivier, C., Lalère, B., Labarraque, G., Comparison of strategies to quantify uncertainty of lead measurements in biological tissue at mg.kg - 1 level (2002) Accreditation...
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