German standard methods for the examination of water, waste water and sludge; anions (group D); determination of cyanides in drinking water, and in groundwater and surface water with low pollution levels (D 14)— 14 стр.
German standard methods for examination of water, waste water and sludge - Anions (group D) - Part 7: Determination of cyanides in low polluted water by liquid chromatography of ions or potentiometric titration (D 7)— 19 стр.
German standard methods for the examination of water, waste water and sludge; anions (group D); determination of the dissolved anions bromide, chloride, nitrate, nitrite, phosphate (ortho-) and sulfate anions in waste water by ion chromatography (D 20)— 23 стр.
