NA 022
DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE
Standards
[CURRENT]
DIN 38409-6
DIN 38409-6
German standard methods for the examination of water, waste water and sludge; summary indices of actions and substances (group H); water hardness (H 6)
Title (German)
Deutsche Einheitsverfahren zur Wasser-, Abwasser- und Schlammuntersuchung; Summarische Wirkungs- und Stoffkenngrößen (Gruppe H); Härte eines Wassers (H 6)