CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 11120 | LVS EN ISO 5667-19:2004 | Water quality - Sampling - Part 19: Guidance on sampling in marine sediments | 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 |
| 21807 | LVS EN ISO 9562:2005 | Water quality - Determination of adsorbable organically bound halogens (AOX) | Standarts spēkā |
| 63234 | LVS EN ISO 19340:2018 | Water quality - Determination of dissolved perchlorate - Method using ion chromatography (IC) (ISO 19340:2017) | Standarts spēkā |
| 37476 | LVS EN 16503:2014 | Water quality - Guidance standard on assessing the hydromorphological features of transitional and coastal waters | 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 |
| 63237 | LVS EN ISO 5815-1:2020 | Water quality - Determination of biochemical oxygen demand after n days (BODn) - Part 1: Dilution and seeding method with allylthiourea addition (ISO 5815-1:2019) | Standarts spēkā |
| 25492 | LVS EN ISO 8192:2007 | Water quality - Test for inhibition of oxygen consumption by activated sludge for carbonaceous and ammonium oxidation | Standarts spēkā |
| 79407 | 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 |
| 64275 | LVS EN 17211:2020 | Water quality - Guidance on mapping of seagrasses and macroalgae in the eulittoral zone | Standarts spēkā |
Displaying 101-110 of 814 results.