Water quality. Determination of free chlorine and total chlorine. Colorimetric method using N,N-dialkyl-1,4-phenylenediamine, for routine control purposes— 26 стр.
Water quality. Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection— 26 стр.
Water quality. Determination of dissolved anions by liquid chromatography of ions. Determination of bromide, chloride, fluoride, nitrate, nitrite, phosphate and sulfate— 24 стр.
Water quality. Detection and enumeration of Escherichia Coli and coliform bacteria in surface and waste water. Miniaturized method (most probable number) for the detection and enumeration of $7IE. coli$7R in surface and waste water— 28 стр.
Water quality. Enumeration of Escherichia coli and coliform bacteria. Membrane filtration method for waters with low bacterial background flora— 22 стр.
Water quality. Detection and enumeration of intestinal enterococci in surface and waste water. Miniaturized method (Most probable number) for surface and waste water— 28 стр.
