CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 40320 | - | Validation of biological-ecological methods - Possibilities and documentation for the purposes of standardization | Izstrādē |
| 67238 | EN ISO 13162:2021 | Water quality - Carbon 14 - Test method using liquid scintillation counting (ISO 13162:2021) | Izstrādē |
| 63240 | EN ISO 21253-1:2019 | 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) | Izstrādē |
| 40319 | - | Water quality - Determination of the saprobic index of watercourses based on heterotrophic organisms | Izstrādē |
| 37215 | EN ISO 10710:2013 | Water quality - Growth inhibition test with the marine and brackish water macroalga Ceramium tenuicorne (ISO 10710:2010) | Izstrādē |
| 40321 | - | Water quality - DNA extraction and amplification of diatom DNA | Izstrādē |
| 63237 | EN ISO 5815-1:2019 | Water quality - Determination of biochemical oxygen demand after n days (BODn) - Part 1: Dilution and seeding method with allylthiourea addition (ISO 5815-1:2019) | Izstrādē |
| 62541 | EN 17218:2019 | Water quality - Guidance on sampling of mesozooplankton from marine and brackish water using mesh | Izstrādē |
| 62542 | EN 17204:2019 | Water quality - Guidance on analysis of mesozooplankton from marine and brackish waters | Izstrādē |
| 41270 | EN ISO 7393-2:2018 | Water quality - Determination of free chlorine and total chlorine - Part 2: Colorimetric method using N,N-dialkyl-1,4-phenylenediamine, for routine control purposes (ISO 7393-2:2017) | Izstrādē |
Displaying 631-640 of 814 results.