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ÖNORM EN ISO 12020:2000-05

Действует
Water quality - Determination of aluminium - Atomic absorption spectrometric methods (ISO 12020:1997)
This part of ISO 11116 specifies types, dimensions and principles of the use of gauges, to be used in conjunction with the taper thread specified in ISO 11116-2. Annex A provides examples of calculations for thread gauge dimensions on the large end diameter. Annex B draws attention to the limitations of the gauging system specified.
Diese Internationale Norm beschreibt zwei Atomabsorptions-Verfahren (AAS) zur Bestimmung von Aluminium in Wasser.
ICS
13.060.50 Examination of water for chemical substances / Исследование воды для определения содержания химических веществ