German standard methods for the examination of water, waste water and sludge; physical and physicochemical parameters (group C); determination of colour (C 1)— 6 стр.
German standard methods for the examination of water, waste water and sludge; physical and physico-chemical parameters (group C); determination of turbidity (C 2); identical with ISO 7027:1990— 11 стр.
German Standard Methods for Analysing of Water, Waste Water and Sludge; Physical and Physical-chemical Parameters (Group C); Determination of Temperature (C4)— 3 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 Analysing of Water, Waste Water and Sludge; Physical and Physical-chemical Parameters (Group C); Determination of Colour (C1)— 4 стр.
German Standard Methods for Analysing of Water, Waste Water and Sludge; Physical and Physical-chemical Parameters (Group C); Determination of Colour (C1)— 4 стр.