DIN 38409-46:2011 German standard methods for the examination of water, waste water and sludge - Parameters characterizing effects and substances (group H) - Part 46: Determination of purgeable organic carbon (POC) (H 46)
2012DIN 38409-46:2012-12 German standard methods for the examination of water, waste water and sludge - Parameters characterizing effects and substances (group H) - Part 46: Determination of purgeable organic carbon (POC) (H 46)
2012DIN 38409-46:2012 German standard methods for the examination of water, waste water and sludge - Parameters characterizing effects and substances (group H) - Part 46: Determination of purgeable organic carbon (POC) (H 46)
2011DIN 38409-46:2011 German standard methods for the examination of water, waste water and sludge - Parameters characterizing effects and substances (group H) - Part 46: Determination of purgeable organic carbon (POC) (H 46)