German standard methods for the examination of water, waste water and sludge - Physical and physico-chemical characteristics (group C) - Part 5: Determination of pH value (C 5)— 24 стр.
pH-measurement - pH-measurement of aqueous solutions with pH measuring chains with pH glass electrodes and evaluation of measurement uncertainty— 16 стр.
German standard methods for the examination of water, waste water and sludge - General information (group A) - Part 11: Sampling of waste water (A 11)— 21 стр.
German standard methods for the examination of water, waste water and sludge; general information (group A); sampling of untreated water and drinking water (A 14)— 11 стр.
German standard methods for the examination of water, waste water and sludge - General informations (group A) - Part 42: Interlaboratory trials for method validation, evaluation (A 42)— 30 стр.
Water quality - Sampling - Part 3: Guidance on the preservation and handling of water samples (ISO 5667-3:2003); German version EN ISO 5667-3:2003— 49 стр.
German standard methods for the examination of water, waste water and sludge; general information (group A); sampling from barrages and lakes (A 12)— 8 стр.
German standard methods for the examination of water, waste water and sludge; general information (group A); sampling of water from mineral springs and spas (A 18)— 12 стр.
German standard methods for examination of water, waste water and sludge; physical and physico-chemical characteristics (group C); determination of pH value (C5)— 7 стр.
German standard methods for examination of water, waste water and sludge; physical and physico-chemical characteristics (group C); determination of pH value (C5)— 7 стр.
German standard methods for the examination of water, waste water and sludge - Cations (group E) - Part 17: Determination of uranium - Method using adsorptive stripping voltammetry in surface water, raw water and drinking water (E 17)— 17 стр.