Registration number (WIID)Project No.TitleStatus
22921EN 1483:2007Water quality - Determination of mercury - Method using atomic absorption spectrometryAtcelts
10962EN 1483:1997Water quality - Determination of mercuryAtcelts
39032EN 14757:2015Water quality - Sampling of fish with multi-mesh gillnetsIzstrādē
11122EN 14757:2005Water quality - Sampling of fish with multi-mesh gillnetsAtcelts
62648EN 14614:2020Water quality - Guidance standard for assessing the hydromorphological features of riversStandarts spēkā
11068EN 14614:2004Water Quality - Guidance standard for assessing the hydromorphological features of riversAtcelts
11095EN 14486:2005Water quality - Detection of human enteroviruses by monolayer plaque assayIzstrādē
36148EN 14407:2014Water quality - Guidance for the identification and enumeration of benthic diatom samples from rivers and lakesIzstrādē
11114EN 14407:2004Water quality - Guidance standard for the identification, enumeration and interpretation of benthic diatom samples from running watersAtcelts
11079EN 14207:2003Water quality - Determination of epichlorohydrinIzstrādē
Displaying 731-740 of 814 results.