CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 34758 | LVS EN 15910:2014 | Water quality - Guidance on the estimation of fish abundance with mobile hydroacoustic methods | Standarts spēkā |
| 27658 | LVS EN ISO 17852:2008 | Water quality - Determination of mercury - Method using atomic fluorescence spectrometry | Standarts spēkā |
| 11030 | LVS EN ISO 10695:2001 | Water quality - Determination of selected organic nitrogen and phosphorus compounds - Gas chromatographic methods | Standarts spēkā |
| 11031 | LVS EN 12918:2001 | Water quality - Determination of parathion, parathion-methyl and some other organophosphorus compounds in water by dichloromethane extraction and gas chromatographic analysis | Standarts spēkā |
| 10997 | LVS EN ISO 11905-1:1998 | Water quality - Determination of nitrogen - Part 1: Method using oxidative digestion with peroxodisulfate | Standarts spēkā |
| 30867 | LVS EN ISO 11348-2:2009 | Water quality - Determination of the inhibitory effect of water samples on the light emission of Vibrio fischeri (Luminescent bacteria test) - Part 2: Method using liquid-dried bacteria (ISO 11348-2:2007) | Standarts spēkā |
| 33113 | LVS EN ISO 8692:2012 | Water quality - Fresh water algal growth inhibition test with unicellular green algae (ISO 8692:2012) | Standarts spēkā |
| 32263 | LVS EN 16039:2012 | Water quality - Guidance standard on assessing the hydromorphological features of lakes | Standarts spēkā |
| 64588 | LVS EN ISO 11348-1:2008/A1:2019 | Water quality - Determination of the inhibitory effect of water samples on the light emission of Vibrio fischeri (Luminescent bacteria test) - Part 1: Method using freshly prepared bacteria - Amendment 1 (ISO 11348-1:2007/Amd 1:2018) | Standarts spēkā |
| 36151 | LVS EN 16870:2017 | Water quality - Guidance standard on determining the degree of modification of lake hydromorphology | Standarts spēkā |
Displaying 231-240 of 841 results.