CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 34751 | LVS EN 16695:2016 | Water quality - Guidance on the estimation of phytoplankton biovolume | Standarts spēkā |
| 73878 | EN ISO 19040-3:2022 | Water quality - Determination of the estrogenic potential of water and waste water - Part 3: In vitro human cell-based reporter gene assay (ISO 19040-3:2018) | Standarts spēkā |
| 11084 | LVS EN ISO 7393-1:2001 | Water quality - Determination of free chlorine and total chlorine - Part 1: Titrimetric method using N, N-diethyl-1, 4-phenylenediamine | Standarts spēkā |
| 11046 | LVS EN ISO 9308-3:2006 +AC L | Water quality - Detection and enumeration of Escherichia coli and coliform bacteria in surface and waste water - Part 3: Miniaturized method (most probable number) by inoculation in liquid medium | Standarts spēkā |
| 59274 | LVS EN ISO 5667-14:2016 | Water quality - Sampling - Part 14: Guidance on quality assurance and quality control of environmental water sampling and handling (ISO 5667-14:2014) | Standarts spēkā |
| 11029 | LVS EN ISO 11369:2000 | Water quality - Determination of selected plant treatment agents - Method using high performance chromatography with UV detection after solid-liquid extraction | Standarts spēkā |
| 78500 | LVS EN ISO 13165-1:2024 | Water quality - Radium-226 - Part 1: Test method using liquid scintillation counting (ISO 13165-1:2022) | Standarts spēkā |
| 11050 | LVS EN ISO 10707:1997 | Water quality - Evalution in an aquenous medium of the ultimate aerobic biodegrability of organic compounds - Method by analysis of biochemical oxygen demand | Standarts spēkā |
| 79408 | LVS EN ISO 15923-1:2024 | Water quality - Determination of selected parameters by discrete analysis systems - Part 1: Ammonium, nitrate, nitrite, chloride, orthophosphate, sulfate and silicate with photometric detection (ISO 15923-1:2013) | Standarts spēkā |
| 79407 | LVS EN ISO 10705-3:2024 | Water quality - Detection and enumeration of bacteriophages - Part 3: Validation of methods for concentration of bacteriophages from water (ISO 10705-3:2003) | Standarts spēkā |
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