CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 10959 | LVS EN 26595:2000 | Water quality - Determination of total arsenic - Silver diethydithiocarbamate spectrometric method | Standarts spēkā |
| 73162 | LVS EN ISO 17294-2:2023 | Water quality - Application of inductively coupled plasma mass spectrometry (ICP-MS) - Part 2: Determination of selected elements including uranium isotopes (ISO 17294-2:2023) | Standarts spēkā |
| 35959 | LVS EN ISO 17994:2014 | Water quality - Requirements for the comparison of the relative recovery of microorganisms by two quantitative methods (ISO 17994:2014) | 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 |
| 29877 | LVS CEN ISO/TR 15462:2010 | Water quality - Selection of tests for biodegradability (ISO/TR 15462:2006) | Standarts spēkā |
| 32516 | LVS EN 15708:2010 | Water quality - Guidance standard for the surveying, sampling and laboratory analysis of phytobenthos in shallow running water | Standarts spēkā |
Displaying 261-270 of 800 results.