DIN 19266:2015 pH measurement - Reference buffer solutions for the calibration of pH measuring equipment
DIN 19267:2012 pH measurement - Technical buffer solutions, preferably for the calibration of technical measuring installations
DIN EN 60746-2:2003 Expression of performance of electrochemical analyzers - Part 2: pH-value (IEC 60746-2:2003 + Corrigendum 2003); German version EN 60746-2:2003
DIN 19261:2016 history
2016DIN 19261:2016-03 pH measurement - Measuring methods with potentiometric cells - Terms and definitions
2016DIN 19261:2016 pH measurement - Measuring methods with potentiometric cells - Terms and definitions
2005DIN 19261:2005 pH measurement - Measuring methods with potentiometric cells - Terms and definitions