CEN/TC 230
Registration number (WIID) | Project No. | Title | Status |
---|---|---|---|
63219 | EN ISO 7027-2:2019 | Water quality - Determination of turbidity - Part 2: Semi-quantitative methods for the assessment of transparency of waters (ISO 7027-2:2019) | Izstrādē |
10983 | EN 27888:1993 | Water quality - Determination of electrical conductivity (ISO 7888:1985) | Izstrādē |
10976 | EN ISO 9887:1994 | Water quality - Evaluation of the aerobic biodegradability of organic compounds in an aqueous medium - Semi-continuous activated sludge method (SCAS) (ISO 9887:1992) | Izstrādē |
10974 | EN 26461-2:1993 | Water quality - Detection and enumeration of the spores of sulfite-reducing anaerobes (clostridia) - Part 2: Method by membrane filtration (ISO 6461-2:1986) | Izstrādē |
11101 | prEN ISO 15681-1 | Water quality - Determination of phosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 1: Method by FIA | Izstrādē |
11077 | EN ISO 9377-2:2000 | Water quality - Determination of hydrocarbon oil index - Part 2: Method using solvent extraction and gas chromatography (ISO 9377-2:2000) | Izstrādē |
11089 | EN ISO 15587-1:2002 | Water quality - Digestion for the determination of selected elements in water - Part 1: Aqua regia digestion (ISO 15587-1:2002) | Izstrādē |
11088 | EN ISO 12020:2000 | Water quality - Determination of aluminium - Atomic absorption spectrometric methods (ISO 12020:1997) | Izstrādē |
11087 | EN ISO 7980:2000 | Water quality - Determination of calcium and magnesium - Atomic absorption spectrometric method (ISO 7980:1986) | Izstrādē |
11086 | EN ISO 7393-3:2000 | Water quality - Determination of free chlorine and total chlorine - Part 3: Iodometric titration method for the determination of total chlorine (ISO 7393-3:1990) | Izstrādē |
Displaying 691-700 of 813 results.