CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 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/DIS 5815-1:2017) | 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 water | Izstrādē |
| 41270 | EN ISO 7393-2:2018 | Water quality - Determination of free chlorine and total chlorine - Part 2: Colorimetric method using N,N-diethyl-1,4-phenylenediamine, for routine control purposes (ISO/DIS 7393-2:2017) | Izstrādē |
| 81410 | prEN ISO 13160 rev | Water quality — Strontium 90 and strontium 89 — Test methods using liquid scintillation counting or proportional counting | Izstrādē |
| 39032 | EN 14757:2015 | Water quality - Sampling of fish with multi-mesh gillnets | Izstrādē |
| 31702 | EN ISO 12846:2012 | Water quality - Determination of mercury - Method using atomic absorption spectrometry (AAS) with and without enrichment (ISO/DIS 12846:2010) | Izstrādē |
| 59274 | EN ISO 5667-14:2016 | Water quality - Sampling - Part 14: Guidance on quality assurance and quality control of environmental water sampling and handling (ISO 5667-14:2014) | Izstrādē |
| 35083 | EN ISO 10304-1:2009/AC:2012 | Water quality - Determination of dissolved anions by liquid chromatography of ions - Part 1: Determination of bromide, chloride, fluoride, nitrate, nitrite, phosphate and sulfate - Technical Corrigendum 1 (ISO 10304-1:2007/Cor 1:2010) | Izstrādē |
| 77980 | prEN ISO 9308-4 | Water quality -- Detection and enumeration of Escherichia coli -- Part 4: Membrane filtration method for water with high levels of background bacteria | Izstrādē |
Displaying 621-630 of 841 results.