Yu.A. Ovchinnikov Al’manac of Modern Metrology № 2 (14) 2018, pages  233–239 The method of certification of water solutions used is stated at transfer of the unit by a method of direct measurements to conductivity meter. Key words: water solution, analyzers of conductometric leguids, verication, calibration, testig. Full texts of articles are available only in Russian … Continue reading Water solutions as a means of verification, calibration and testing of analyzers of conductometric liquids