CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 65985 | EN ISO 13161:2020 | Water quality - Polonium 210 - Test method using alpha spectrometry (ISO/DIS 13161:2019) | Standarts spēkā |
| 39697 | EN ISO 7027-1:2016 | Water quality - Determination of turbidity - Part 1: Quantitative methods (ISO/DIS 7027-1:2014) | Standarts spēkā |
| 73093 | 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 |
| 37476 | LVS EN 16503:2014 | Water quality - Guidance standard on assessing the hydromorphological features of transitional and coastal waters | Standarts spēkā |
| 32800 | LVS EN 16101:2013 | Water quality - Guidance standard on interlaboratory comparison studies for ecological assessment | Standarts spēkā |
| 10955 | LVS EN 903:2001 | Water quality - Determination of anionic surfactants by measurement of the methylene blue index MBAS | Standarts spēkā |
| 21718 | LVS EN ISO 17495:2003 | Water quality - Determination of selected nitrophenols - Method by solid-phase extraction and gas chromatography with mass spectrometric detection | Standarts spēkā |
| 11061 | LVS EN ISO 15680:2004 | Water quality - Gas-chromatographic determination of a number of monocyclic aromatic hydrocarbons, naphthalene and several chlorinated compounds using purge-and-trap and thermal desorption | Standarts spēkā |
| 21805 | LVS EN ISO 6878:2004 A | Water quality - Determination of phosphorus - Ammonium molybdate spectrometric method | Standarts spēkā |
| 24737 | LVS EN ISO 14593:2005 A | Water quality - Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium - Method by analysis of inorganic carbon in sealed vessels (CO<(Index)2> headspace test) | Standarts spēkā |
Displaying 771-780 of 824 results.