1. Molality-based primary standards of electrolytic conductivity (IUPAC technical report);International Union of Pure and Applied Chemistry (IUPAC) Analytical Chemistry Division Commission on Electroanalytical Chemistry;Pure Appl. Chem.,2001
2. Water Quality - Determination of Electrical Conductivity;ISO 7888,1985
3. International Recommendation, Standard Solutions Reproducing the Conductivity of Electrolytes;OIML R 56,1981
4. International Recommendation, International Recommendation, Calibration Method for Conductivity Cells;OIML R 68,1985
5. Standard Test Methods for Electrical Conductivity and Resistivity of Water;ASTM D1125-14,2014