CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 34832 | EN 16164:2013 | Water quality - Guidance standard for designing and selecting taxonomic keys | Izstrādē |
| 34832 | LVS EN 16164:2013 | Water quality - Guidance standard for designing and selecting taxonomic keys | Standarts spēkā |
| 35023 | 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) | Izstrādē |
| 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 |
| 35039 | prEN ISO 8689-1 rev | Water quality - Biological classification of rivers - Part 1: Guidance on the interpretation of biological quality data from surveys of benthic macroinvertebrates | Izstrādē |
| 35083 | LVS EN ISO 10304-1:2009 /AC:2013 | Water quality - Determination of dissolved anions by liquid chromatography of ions - Part 1: Determination of bromide, chloride, fluoride, nitrate, nitrite, phosphate and sulfate (ISO 10304-1:2007/Cor 1:2010) | Standarts spēkā |
| 35083 | EN ISO 10304-1:2009/AC:2012 | Water quality - Determination of dissolved anions by liquid chromatography of ions - Part 1: Determination of bromide, chloride, fluoride, nitrate, nitrite, phosphate and sulfate - Technical Corrigendum 1 (ISO 10304-1:2007/Cor 1:2010) | Izstrādē |
| 35339 | EN ISO 10523:2012 | Water quality - Determination of pH (ISO 10523:2008) | Izstrādē |
| 35339 | LVS EN ISO 10523:2012 | Water quality - Determination of pH (ISO 10523:2008) | Standarts spēkā |
| 35340 | EN ISO 16265:2012 | Water quality - Determination of the methylene blue active substances (MBAS) index - Method using continuous flow analysis (CFA) (ISO 16265:2009) | Izstrādē |
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