title: [Activated sludge activity: an easy test for inspection of biological purification plants].
abstract: The results of the enzymatic study of microbial dehydrogenases with triphenyl tetrazolium chloride (TTC) present the possibility of a new practical method which can be used in activated-sludge plants. The procedure has been modified, with regard to simplicity and low cost of operation.
mesh_terms: D010088:Oxidoreductases / Q000032:analysis*; D012722:Sewage / Q000032:analysis*; D013730:Terphenyl Compounds / Q000378:metabolism; D014881:Water Supply / Q000592:standards*
chemical_list: D012722:Sewage; D013730:Terphenyl Compounds; D010088:Oxidoreductases
vernacular_title: Adaptation de la méthode de mesure du taux d'activité total des boues activées: une méthode pratique pour le contrŏle des stations d'épuration biologique