CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 21713 | LVS EN ISO 22478:2006 | Water quality - Determination of certain explosives and related compounds - Method using high-performance liquid chromatography (HPLC) with UV detection | Standarts spēkā |
| 21712 | EN ISO 23631:2006 | Water quality - Determination of dalapon, trichloroacetic acid and selected haloacetic acids - Method using gas chromatography (GC-ECD and/or GC-MS detection) after liquid-liquid extraction and derivatization (ISO 23631:2006) | Izstrādē |
| 21712 | LVS EN ISO 23631:2006 | Water quality - Determination of dalapon, trichloroacetic acid and selected haloacetic acids - Method using gas chromatography (GC- ECD and/or GC-MS detection) after liquid- liquid extraction and derivatization | Standarts spēkā |
| 21711 | - | Water quality - Determination of Chromium VI | Izstrādē |
| 20965 | EN ISO 9509:2006 | Water quality - Toxicity test for assessing the inhibition of nitrification of activated sludge microorganisms (ISO 9509:2006) | Izstrādē |
| 20965 | LVS EN ISO 9509:2006 | Water quality - Toxicity test for assessing the inhibition of nitrification of activated sludge microorganisms | Standarts spēkā |
| 20964 | EN ISO 10253:2006 | Water quality - Marine algal growth inhibition test with Skeletonema costatum and Phaeodactylum tricornutum (ISO 10253:2006) | Atcelts |
| 20964 | LVS EN ISO 10253:2006 | Water quality - Marine algal growth inhibition test with Skeletonema costatum and Phaeodactylum tricornutum | Atcelts |
| 20963 | prEN 27828:1994 rev | Water quality - Methods of biological sampling - Guidance on handnet sampling of aquatic benthic macro-invertebrates | Izstrādē |
| 20590 | - | Water quality - Guidance standard for the routine sampling of benthic algae in fast flowing, shallow waters | Izstrādē |
Displaying 511-520 of 814 results.