CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 63240 | LVS EN ISO 21253-1:2020 | Water quality - Multi-compound class methods - Part 1: Criteria for the identification of target compounds by gas and liquid chromatography and mass spectrometry (ISO 21253-1:2019) | Standarts spēkā |
| 73093 | LVS EN ISO 10304-4:2022 | Water quality - Determination of dissolved anions by liquid chromatography of ions - Part 4: Determination of chlorate, chloride and chlorite in water with low contamination (ISO 10304-4:2022) | Standarts spēkā |
| 40875 | LVS EN ISO 8199:2019 | Water quality - General requirements and guidance for microbiological examinations by culture (ISO 8199:2018) | Standarts spēkā |
| 64593 | LVS EN ISO 11348-3:2009/A1:2019 | Water quality - Determination of the inhibitory effect of water samples on the light emission of Vibrio fischeri (Luminescent bacteria test) - Part 3: Method using freeze-dried bacteria - Amendment 1 (ISO 11348-3:2007/Amd 1:2018) | Standarts spēkā |
| 40318 | LVS EN 16859:2017 | Water quality - Guidance standard on monitoring freshwater pearl mussel (Margaritifera margaritifera) populations and their environment | Standarts spēkā |
| 60334 | LVS EN ISO 20227:2017 | Water quality - Determination of the growth inhibition effects of waste waters, natural waters and chemicals on the duckweed Spirodela polyrhiza - Method using a stock culture independent microbiotest (ISO 20227:2017) | Standarts spēkā |
| 69428 | LVS EN ISO 13160:2021 | Water quality - Strontium 90 and strontium 89 - Test methods using liquid scintillation counting or proportional counting (ISO 13160:2021) | Standarts spēkā |
| 68126 | LVS EN ISO 13164-3:2020 | Water quality - Radon-222 - Part 3: Test method using emanometry (ISO 13164-3:2013) | Standarts spēkā |
| 63234 | LVS EN ISO 19340:2018 | Water quality - Determination of dissolved perchlorate - Method using ion chromatography (IC) (ISO 19340:2017) | Standarts spēkā |
| 67705 | LVS EN ISO 22017:2020 | Water quality - Guidance for rapid radioactivity measurements in nuclear or radiological emergency situation (ISO 22017:2020) | Standarts spēkā |
Displaying 61-70 of 831 results.