CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 11059 | EN 13946:2003 | Water quality - Guidance standard for the routine sampling and pretreatment of benthic diatoms from rivers | Atcelts |
| 11049 | EN ISO 11733:1998 | Water quality - Evaluation of the elimination and biodegradability of organic compounds in an aqueous medium - Activated sludge simulation test (ISO 11733:1995) | Atcelts |
| 11056 | EN ISO 11348-3:1998 | Water quality - Determination of the inhibitory effect of water samples on the light emission of Vibrio fischeri (Luminescent bacteria test) - Part 3: Method using freeze-dried bacteria (ISO 11348-3:1998) | Atcelts |
| 11055 | EN ISO 11348-2:1998 | Water quality - Determination of the inhibitory effect of water samples on the light emission of Vibrio fischeri (Luminescent bacteria test) - Part 2: Method using liquid-dried bacteria (ISO 11348-2:1998) | Atcelts |
| 11057 | EN ISO 11885:1997 | Water quality - Determination of 33 elements by inductively coupled plasma atomic emission spectroscopy (ISO 11885:1996) | Atcelts |
| 73640 | EN ISO 20236:2021 | Water quality - Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TNb) and dissolved bound nitrogen (DNb) after high temperature catalytic oxidative combustion (ISO 20236:2018) | Atcelts |
| 11053 | LVS EN 14184:2003 | Water quality - Guidance standard for the surveying of aquatic macrophytes in running waters | Atcelts |
| 11042 | EN ISO 11732:1997 | Water quality - Determination of ammonium nitrogen by flow analysis (CFA and FIA) and spectrometric detection (ISO 11732:1997) | Atcelts |
| 11040 | EN ISO 10304-2:1996 | Water quality - Determination of dissolved anions by liquid chromatography of ions - Part 2: Determination of bromide, chloride, nitrate, nitrite, orthophosphate and sulfate in waste water (ISO 10304-2:1995) | Atcelts |
| 59146 | EN ISO 9697:2017 | Water quality - Gross beta activity in non-saline water - Test method using thick source (ISO 9697:2015) | Atcelts |
Displaying 481-490 of 813 results.