Browsing NIVA-rapporter by Subject "hovedion"
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Intercalibration 8802 (ICP Waters report)
(NIVA-rapport;2153, Research report, 1988-08)Ten laboratories in nine countries participated in the second intercalibration, 8802. Based on the general target accuracies of 20%, all the results were acceptable for conductivity, nitrate, sulfate and sodium. For chloride, ... -
Intercalibration 9105. pH, conductivity, alkalinity, nitrat + nitrite, chloride, sulfate, calcium, magnesium, sodium, potassium and total organic carbon (ICP Waters report)
(NIVA-rapport;2591, Research report, 1991-07)21 laboratories in 15 countries participated in intercalibration 9105. Basedon the general target accuracy of +/- 20 %, 90 - 100 % of the results were acceptable for all the main components, only 0-2 result pairs lying ...