CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 23247 | EN ISO 19458:2006 | Water quality - Sampling for microbiological analysis (ISO 19458:2006) | Izstrādē |
| 23102 | prEN ISO 7346-2 rev | Water quality - Determination of the acute lethal toxicity of substances to a freshwater fish (Brachydanio rerio Hamilton-Buchanan (Teleostei, Cyprinidae)) - Part 2: Semi-static method (ISO 7346-2:1996) | Izstrādē |
| 22982 | prEN ISO 7346-1 rev | Water quality - Determination of the acute lethal toxicity of substances to a freshwater fish (Brachydanio rerio Hamilton-Buchanan (Teleostei, Cyprinidae)) - Part 1: Static method (ISO 7346-1:1996) | Izstrādē |
| 22922 | LVS EN ISO 11732:2005 | Water quality - Determination of ammonium nitrogen - Method by flow analysis (CFA and FIA) and spectrometric detection (ISO 11732:2005) | |
| 22922 | EN ISO 11732:2005 | Water quality - Determination of ammonium nitrogen - Method by flow analysis (CFA and FIA) and spectrometric detection (ISO 11732:2005) | Izstrādē |
| 22921 | LVS EN 1483:2007 | Water quality - Determination of mercury - Method using atomic absorption spectrometry | Atcelts |
| 22921 | EN 1483:2007 | Water quality - Determination of mercury - Method using atomic absorption spectrometry | Atcelts |
| 22919 | LVS EN 1622:2006 | Water quality - Determination of the threshold odour number (TON) and threshold flavour number (TFN) | Standarts spēkā |
| 22919 | EN 1622:2006 | Water quality - Determination of the threshold odour number (TON) and threshold flavour number (TFN) | Izstrādē |
| 22918 | EN 872:2005 | Water quality - Determination of suspended solids - Method by filtration through glass fibre filters | Izstrādē |
Displaying 471-480 of 814 results.