Registration number (WIID)Project No.TitleStatus
63553LVS EN ISO 10704:2019Water quality - Gross alpha and gross beta activity - Test method using thin source deposit (ISO 10704:2019)Standarts spēkā
69428EN ISO 13160:2021Water quality - Strontium 90 and strontium 89 - Test methods using liquid scintillation counting or proportional counting (ISO 13160:2021)Standarts spēkā
25492LVS EN ISO 8192:2007Water quality - Test for inhibition of oxygen consumption by activated sludge for carbonaceous and ammonium oxidationStandarts spēkā
63554EN ISO 11704:2018Water quality - Gross alpha and gross beta activity - Test method using liquid scintillation counting (ISO 11704:2018)Standarts spēkā
41075EN ISO 17943:2016Water quality - Determination of volatile organic compounds in water - Method using headspace solid-phase micro-extraction (HS-SPME) followed by gas chromatography-mass spectrometry (GC-MS) (ISO 17943:2016)Standarts spēkā
28036LVS EN ISO 23631:2006 /AC:2007Water 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 derivatizationStandarts spēkā
29874LVS EN ISO 11885:2009Water quality - Determination of selected elements by inductively coupled plasma optical emission spectrometry (ICP-OES) (ISO 11885:2007)Standarts spēkā
32516LVS EN 15708:2010Water quality - Guidance standard for the surveying, sampling and laboratory analysis of phytobenthos in shallow running waterStandarts spēkā
29877LVS CEN ISO/TR 15462:2010Water quality - Selection of tests for biodegradability (ISO/TR 15462:2006)Standarts spēkā
67629EN ISO 9697:2019Water quality - Gross beta activity - Test method using thick source (ISO 9697:2018)Standarts spēkā
Displaying 551-560 of 814 results.