CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 10952 | EN ISO 6341:1996 | Water quality - Determination of the inhibition of the mobility of Daphnia magna Straus (Cladocera, Crustacea) - Acute toxicity test (ISO 6341:1996) | Atcelts |
| 10964 | EN ISO 6222:1999 | Water quality - Enumeration of culturable micro-organisms - Colony count by inoculation in a nutrient agar culture medium (ISO 6222:1999) | Izstrādē |
| 11014 | EN ISO 5961:1995 | Water quality - Determination of cadmium by atomic absorption spectrometry (ISO 5961:1994) | 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 |
| 33673 | EN ISO 5814:2012 | Water quality - Determination of dissolved oxygen - Electrochemical probe method (ISO 5814:2012) | Izstrādē |
| 71704 | EN ISO 5667-6:2016/A11:2020 | Water quality - Sampling - Part 6: Guidance on sampling of rivers and streams (ISO 5667-6:2014) | Izstrādē |
| 59003 | EN ISO 5667-6:2016 | Water quality - Sampling - Part 6: Guidance on sampling of rivers and streams (ISO 5667-6:2014) | Izstrādē |
| 73199 | EN ISO 5667-3:2024 | Water quality - Sampling - Part 3: Preservation and handling of water samples (ISO 5667-3:2024) | Standarts spēkā |
| 63561 | EN ISO 5667-3:2018 | Water quality - Sampling - Part 3: Preservation and handling of water samples (ISO 5667-3:2018) | Atcelts |
| 32826 | EN ISO 5667-3:2012 | Water quality - Sampling - Part 3: Preservation and handling of water samples (ISO 5667-3:2012) | Atcelts |
Displaying 481-490 of 800 results.