Chemicals used for treatment of water intended for human consumption - Antiscalants for membranes - Phosphonic acids and salts; German version EN 15040:2006— 24 стр.
Chemicals used for treatment of water intended for human consumption - Antiscalants for membranes - Polycarboxilic acids and salts; German version EN 15039:2006— 27 стр.
Characterization of waste - Analysis of eluates - Determination of Ammonium, AOX, conductivity, Hg, phenol index, TOC, CN<(hoch)-> easily liberatable, F<(hoch)->; German version EN 13370:2003— 16 стр.
Methods of soil investigations for agricultural engineering - Chemical laboratory tests - Part 10: Testing and evaluation of water for irrigation— 11 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 - General information (group A) - Part 30: Pretreatment, homogenization and aliquotation of non-homogeneous water samples (A 30)— 16 стр.
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.
