German standard methods for the examination of water, waste water and sludge; sludge and sediments (group S); detection of salmonellae in disinfected sewage sludge (S 13)
德国水、废水和污泥检验标准方法；污泥和沉积物（S组）；消毒污泥中沙门氏菌的检测（S 13）

1992-03-01

German standards methods for the examination of water, waste water and sludge - Bio-assays (group L) - Surfactant biodegradation and elimination test simulating municipal waste water treatment (L 26)
德国水、废水和污泥检验标准方法；生物分析（L组）；模拟城市污水处理厂的表面活性剂生物降解和消除试验（L 26）

1994-05-01