Water quality - Determination of chromium(VI) - Photometric method for weakly contaminated water (ISO 18412:2005); German version EN ISO 18412:2006— 13 стр.
German standard methods for the examination of water, waste water and sludge; general information (group A); calibration of analytical methods, evaluation of analytical results and linear calibration functions used to determine the performance characteristics of analytical methods (A 51)— 16 стр.
German standard methods for the examination of water, waste water and sludge; anions (group D); photometric determination of chromium(VI) using 1,5-diphenylcarbonohydrazide (D 24)— 10 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.
Water quality - Calibration and evaluation of analytical methods and estimation of performance characteristics - Part 2: Calibration strategy for non-linear second-order calibration functions (ISO 8466-2:2001)— 19 стр.
Water quality - Sampling - Part 1: Guidance on the design of sampling programmes and sampling techniques (ISO 5667-1:2006); German version EN ISO 5667-1:2006— 40 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, Corrigenda to DIN EN ISO 5667-3:2004-05— 2 стр.
Water quality - Calibration and evaluation of analytical methods and estimation of performance characteristics - Part 2: Calibration strategy for non-linear second-order calibration functions (ISO 8466-2:2001), Corrigenda to DIN ISO 8466-2:2004-06— 2 стр.
