CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 29875 | EN ISO 21427-2:2009 | Water quality - Evaluation of genotoxicity by measurement of the induction of micronuclei - Part 2: Mixed population method using the cell line V79 (ISO 21427-2:2006) | Izstrādē |
| 81574 | prEN ISO 5667-3 rev | Water quality — Sampling — Part 3: Preservation and handling of water samples | Izstrādē |
| 81572 | prEN ISO 5663 rev | Water quality — Determination of Kjeldahl nitrogen — Method after mineralization with selenium | Izstrādē |
| 39822 | EN ISO 13843:2017 | Water quality - Requirements for establishing performance characteristics of quantitative microbiological methods (ISO/DIS 13843:2016) | Izstrādē |
| 11060 | ISO/CD 15587 | Water quality - Digestion method for the determination of trace elements | Izstrādē |
| 24737 | EN ISO 14593:2005 | Water quality - Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium - Method by analysis of inorganic carbon in sealed vessels (CO2 headspace test) (ISO 14593:1999) | Izstrādē |
| 33760 | EN 16161:2012 | Water quality - Guidance on the use of in vivo absorption techniques for the estimation of chlorophyll-a concentration in marine and fresh water samples | Izstrādē |
| 32125 | EN 15972:2011 | Water quality - Guidance on quantitative and qualitative investigations of marine phytoplankton | Izstrādē |
| 24309 | EN 15196:2006 | Water quality - Guidance on sampling and processing of the pupal exuviae of Chironomidae (Order Diptera) for ecological assessment | Izstrādē |
| 59003 | EN ISO 5667-6:2016 | Water quality - Sampling - Part 6: Guidance on sampling of rivers and streams (ISO 5667-6:2014) | Izstrādē |
Displaying 771-780 of 831 results.