Accuracy (trueness and precision) of measurement methods and results - Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method (ISO 5725-2:1994 including Technical Corrigendum 1:2002)— 97 стр.
Accuracy (trueness and precision) of measurement methods and results - Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method (ISO 5725-2:2019); Text in German and English
Soil quality - Sreening soils for selected elements by energy-dipersive X-ray fluorescence spectrometry using a handheld or portable instrument (ISO 13196:2013); German version EN ISO 13196:2015— 21 стр.
Soil quality - Sreening soils for selected elements by energy-dipersive X-ray fluorescence spectrometry using a handheld or portable instrument (ISO 13196:2013); German version FprEN ISO 13196:2015— 21 стр.