CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 10984 | EN 27027:1994 | Water quality - Determination of turbidity (ISO 7027:1990) | Atcelts |
| 10953 | EN 26777:1993 | Water quality - Determination of nitrite - Molecular absorption spectrometric method (ISO 6777:1984) | Izstrādē |
| 11123 | EN 26595:1992/AC:1992 | Water quality - Determination of total arsenic - Silver diethyldithiocarbamate spectrophotometric method (ISO 6595:1982) | Atcelts |
| 10959 | EN 26595:1992 | Water quality - Determination of total arsenic - Silver diethyldithiocarbamate spectrophotometric method (ISO 6595:1982) | Atcelts |
| 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 |
| 10973 | EN 26461-1:1993 | Water quality - Detection and enumeration of the spores of sulfite-reducing anaerobes (clostridia) - Part 1: Method by enrichment in a liquid medium (ISO 6461-1:1986) | Izstrādē |
| 10951 | EN 25814:1992 | Water quality - Determination of dissolved oxygen - Electrotechnical probe method (ISO 5814:1990) | Atcelts |
| 10958 | EN 25813:1992 | Water quality - Determination of dissolved oxygen - Iodometric method (ISO 5813:1983) | Izstrādē |
| 10981 | EN 25667-2:1993 | Water quality - Sampling - Part 2: Guidance on sampling techniques (ISO 5667-2:1991) | Atcelts |
| 10980 | EN 25667-1:1993 | Water quality - Sampling - Part 1: Guidance on the design of sampling programmes (ISO 5667-1:1980) | Atcelts |
Displaying 661-670 of 801 results.