CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 41271 | LVS EN ISO 5667-16:2017 | Water quality - Sampling - Part 16: Guidance on biotesting of samples (ISO 5667-16:2017) | Standarts spēkā |
| 63234 | LVS EN ISO 19340:2018 | Water quality - Determination of dissolved perchlorate - Method using ion chromatography (IC) (ISO 19340:2017) | 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 |
| 73199 | LVS EN ISO 5667-3:2024 | Water quality - Sampling - Part 3: Preservation and handling of water samples (ISO 5667-3:2024) | Standarts spēkā |
| 67629 | LVS EN ISO 9697:2019 | Water quality - Gross beta activity - Test method using thick source (ISO 9697:2018) | Standarts spēkā |
| 61597 | LVS EN ISO 9308-1:2014/A1:2017 | 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/Amd 1:2016) | Standarts spēkā |
| 61308 | LVS EN ISO 7704:2023 | Water quality - Requirements for the performance testing of membrane filters used for direct enumeration of microorganisms by culture methods (ISO 7704:2023) | Standarts spēkā |
| 68134 | LVS EN ISO 13164-2:2020 | Water quality - Radon-222 - Part 2: Test method using gamma-ray spectrometry (ISO 13164-2:2013) | Standarts spēkā |
| 11067 | LVS EN ISO 15061:2002 | Water quality - Determination of dissolved bromate - Method by liquid chromatography of ions | 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 |
Displaying 241-250 of 841 results.