CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 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 |
| 79408 | 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 | 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 |
| 67629 | EN ISO 9697:2019 | Water quality - Gross beta activity - Test method using thick source (ISO 9697:2018) | Standarts spēkā |
| 73875 | LVS EN ISO 19040-1:2022 | Water quality - Determination of the estrogenic potential of water and waste water - Part 1: Yeast estrogen screen (Saccharomyces cerevisiae) (ISO 19040-1:2018) | Standarts spēkā |
| 73090 | LVS EN ISO 13165-2:2023 | Water quality - Radium-226 - Part 2: Test method using emanometry (ISO 13165-2:2022) | Standarts spēkā |
| 73879 | LVS EN ISO 19040-2:2022 | Water quality - Determination of the estrogenic potential of water and waste water - Part 2: Yeast estrogen screen (A-YES, Arxula adeninivorans) (ISO 19040-2:2018) | Standarts spēkā |
| 73878 | LVS 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 |
| 38684 | LVS EN ISO 11731:2017 | Water quality - Enumeration of Legionella (ISO 11731:2017) | Standarts spēkā |
| 26355 | LVS EN ISO 15839:2006 | Water quality - On-line sensors/analysing equipment for water - Specifications and performance tests | Standarts spēkā |
Displaying 231-240 of 800 results.