CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 10997 | LVS EN ISO 11905-1:1998 | Water quality - Determination of nitrogen - Part 1: Method using oxidative digestion with peroxodisulfate | Standarts spēkā |
| 10958 | LVS EN 25813:2000 | Water quality - Determination og dissolved oxygen - Iodometric method | Standarts spēkā |
| 21715 | LVS EN ISO 15913:2003 | Water quality - Determination of selected phenoxyalkanoic herbicides, including bentazones and hydroxybenzonitriles by gas chromatography and mass spectrometry after solid phase extraction and derivatization | Standarts spēkā |
| 34832 | LVS EN 16164:2013 | Water quality - Guidance standard for designing and selecting taxonomic keys | Standarts spēkā |
| 11063 | LVS EN ISO 14402:1999 | Water quality - Determination of phenol index by flow analysis (FIA and CFA) | Standarts spēkā |
| 37332 | LVS EN ISO 27108:2013 | Water quality - Determination of selected plant treatment agents and biocide products - Method using solid-phase microextraction (SPME) followed by gas chromatography-mass spectrometry (GC-MS) (ISO 27108:2010) | Standarts spēkā |
| 30865 | LVS EN ISO 11348-1:2009 | 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 (ISO 11348-1:2007) | Standarts spēkā |
| 35023 | LVS EN ISO 9308-1:2014 | Water quality - Enumeration of Escherichia coli and coliform bacteria - Part 1: Membrane filtration method for waters with low bacterial background flora (ISO 9308-1:2014) | Standarts spēkā |
| 11047 | LVS EN ISO 9963-2:1995 A | Water quality - Determination of alkalinity - Part 2: Determination of carbonate alkalinity | Standarts spēkā |
| 63554 | LVS EN ISO 11704:2019 | Water quality - Gross alpha and gross beta activity - Test method using liquid scintillation counting (ISO 11704:2018) | Standarts spēkā |
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