%0 Journal Article %T Processcolorimeter für die permanente Wasser-/Abwasserüberwachung / Process Colorimeter for Permanent Water/Sewage Water Monitoring %J Tenside Surfactants Detergents %V 31 %N 4 %P 235-235 %@ 0932-3414 %D 1994-07-01 %I De Gruyter %~ DeepDyve