PORTUGUESE PH INTERLABORATORY COMPARISON

M. João Nunes, M.J. Guiomar Lito, M. Filomena Camões, Eduarda Filipe

Abstract

The first interlaboratory comparison at national level for pH measurement of a primary standard phosphate buffer solution was carried out. The main aim of the exercise was to verify the way laboratories are planning and performing pH measurements and evaluates the performance of each laboratory. Seven laboratories have participated in this study.

Keywords

pH measurement, uncertainty components

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IMEKO-WC-2009-TC24-429.pdf

DOI

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IMEKO TC

TC24 - Chemical Measurements

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