Water quality - Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium - Static test (Zahn-Wellens method) (ISO 9888:1999); German version EN ISO 9888:1999
€56.17
Water quality - Determination of dissolved Li, Na, NH, K, Mn, Ca, Mg, Sr and Ba using ion chromatography - Method for water and waste water (ISO 14911:1998); German version EN ISO 14911:1999
€77.20
Water quality - Determination of free chlorine and total chlorine - Part 1: Titrimetric method using N,N-diethyl-1,4-phenylenediamine (ISO 7393-1:1985); German version EN ISO 7393-1:2000
€48.79
Water quality - Determination of selected organic nitrogen and phosphorus compounds - Gas chromatographic methods (ISO 10695:2000); German version EN ISO 10695:2000
Water quality - Determination of aluminium - Atomic absorption spectrometric methods (ISO 12020:1997); German version EN ISO 12020:2000
Water quality - Determination of calcium and magnesium - Atomic absorption spectrometric method (ISO 7980:1986); German version EN ISO 7980:2000
€41.78
Water quality - Determination of free chlorine and total chlorine - Part 3: Iodometric titration method for the determination of total chlorine (ISO 7393-3:1990); German version EN ISO 7393-3:2000
German standard methods for the examination of water, waste water and sludge - Single components (group P) - Part 8: Determination of nitrilotriacetic acid (NTA), ethylenedinitrilotetraacetic acid (EDTA) and diethylenetrinitrilopentaacetic acid (DTPA) by liqid chromatography (P 8)
Water quality - Biological classification of rivers - Part 1: Guidance on the interpretation of biological quality data from surveys of benthic macroinvertebrates (ISO 8689-1:2000); German version EN ISO 8689-1:2000
Water quality - Biological classification of rivers - Part 2: Guidance on the presentation of biological quality data from surveys of benthic macroinvertebrates (ISO 8689-2:2000); German version EN ISO 8689-2:2000
German standard methods for the examination of water, waste water and sludge - Sludge and sediments (group S) - Part 24: Determination of polychlorinated dibenzodioxins (PCDD) and polychlorinated dibenzofuranes (PCDF) (S 24)
€63.27
German standard methods for the examination of water, waste water and sludge - Anions (group D) - Part 33: Determination of iodide by spectrometry (D 33)
Wastewater treatment plants - Part 11: General data required; German version EN 12255-11:2001
Grease separators - Part 1: Principles of design, performance and testing, marking and quality control; German version EN 1825-1:2004
€122.34
German standard methods for the examination of water, waste water and sludge - Jointly determinable substances (group F) - Part 22: Determination of Glyphosate and Aminomethyl phosphic acid (AMPA) by high performance liquid chromatography (HPLC), post-column derivatization and fluorescence detection (F 22)
€69.91
