Registration number (WIID)Project No.TitleStatus
10962LVS EN 1483:1997Water quality - Determination of mercuryAtcelts
39032LVS EN 14757:2015Water quality - Sampling of fish with multi-mesh gillnetsStandarts spēkā
11122LVS EN 14757:2005Water quality - Sampling of fish with multi-mesh gillnetsAtcelts
62648LVS EN 14614:2020Water quality - Guidance standard for assessing the hydromorphological features of riversStandarts spēkā
11068LVS EN 14614:2005Water quality - Guidance standard for assessing the hydromorphological features of riversAtcelts
11095LVS EN 14486:2005Water quality - Detection of human enteroviruses by monolayer plaque assayStandarts spēkā
36148LVS EN 14407:2014Water quality - Guidance for the identification and enumeration of benthic diatom samples from rivers and lakesStandarts spēkā
11114LVS EN 14407:2004Water quality - Guidance standard for the identification, enumeration and interpretation of benthic diatom samples from running watersAtcelts
11079LVS EN 14207:2003Water quality - Determination of epichlorohydrinStandarts spēkā
36147LVS EN 14184:2014Water quality - Guidance for the surveying of aquatic macrophytes in running watersStandarts spēkā
Displaying 381-390 of 803 results.