Water quality; evaluation of the aerobic biodegradability of organic compounds in an aqueous medium; static test (Zahn-Wellens method) (ISO 9888:1991); German version EN 29888:1993— 15 стр.
German standard methods for the examination of water, waste water and sludge; general measures of effects and substances (group H); determination of total organic carbon (TOC) (H 3)— 10 стр.
German Standard Methods for Examination of Water, Waste Water and Sludge; Summary Action and Material Characteristic Parameters (Group H); Determination of the Chemical Oxygen Demand (COD) in the Range over 15 mg/l (H41)— 14 стр.
German Standard Methods for the Analysis of Water, Waste Water and Sludge; Bio-assays (Group L); Determination of Biodegradability by Use of Special Methods of Analysis (L 24)— 9 стр.
German standard methods for the examination of water, waste water and sludge; sludge and sediments (group S); determination of oxygen consumption rate (S 6)— 9 стр.
Water quality - Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium - Static test (Zahn-Wellens method) (ISO 9888:1999); German version EN ISO 9888:1999— 19 стр.
German standard methods for the examination of water, waste water and sludge; test methods using water organisms (group L); determination of biodegradability; static test (L 25)— 12 стр.
Water quality - Evaluation in an aqueous medium of the "ultimate" aerobic biodegradability of organic compounds - Method by analysis of dissolved organic carbon (DOC) (ISO 7827:1994); German version EN ISO 7827:1995— 16 стр.
Water quality - Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium - Static test (Zahn-Wellens method) (ISO 9888:1999); German version EN ISO 9888:1999— 19 стр.
Water quality - Evaluation in an aqueous medium of the "ultimate" aerobic biodegradability of organic compounds - Method by analysis of biochemical oxygen demand (closed bottle test) (ISO 10707:1994); German version EN ISO 10707:1997— 18 стр.
Water quality - Evaluation of the elimination and biodegradability of organic compounds in an aqueous medium - Activated sludge simulation test (ISO 11733:1995); German version EN ISO 11733:1998— 26 стр.
German standard methods for the examination of water, waste water and sludge; test methods using water organisms (group L); determination of biodegradability; static test (L 25)— 12 стр.
