DIN 38402-1:2011 German standard methods for the examination of water, waste water and sludge - General information (group A) - Part 1: Recording of analysis results (A 1)
DIN EN ISO/IEC 17025 General requirements for the competence of testing and calibration laboratories (ISO/IEC 17025:2017); German and English version EN ISO/IEC 17025:2017*, 2018-03-01 Update
DIN 38402-1:2011 history
2011DIN 38402-1:2011-09 German standard methods for the examination of water, waste water and sludge - General information (group A) - Part 1: Recording of analysis results (A 1)
2011DIN 38402-1:2011 German standard methods for the examination of water, waste water and sludge - General information (group A) - Part 1: Recording of analysis results (A 1)
1987DIN 38402-1:1987 German standard methods for the examination of water, waste water and sludge; general information (group A); recording of analysis results (A 1)