Registration number (WIID)Project No.TitleStatus
68126LVS EN ISO 13164-3:2020Water quality - Radon-222 - Part 3: Test method using emanometry (ISO 13164-3:2013)Standarts spēkā
40318LVS EN 16859:2017Water quality - Guidance standard on monitoring freshwater pearl mussel (Margaritifera margaritifera) populations and their environmentStandarts spēkā
60334LVS EN ISO 20227:2017Water quality - Determination of the growth inhibition effects of waste waters, natural waters and chemicals on the duckweed Spirodela polyrhiza - Method using a stock culture independent microbiotest (ISO 20227:2017)Standarts spēkā
63234LVS EN ISO 19340:2018Water quality - Determination of dissolved perchlorate - Method using ion chromatography (IC) (ISO 19340:2017)Standarts spēkā
67705LVS EN ISO 22017:2020Water quality - Guidance for rapid radioactivity measurements in nuclear or radiological emergency situation (ISO 22017:2020)Standarts spēkā
63553LVS EN ISO 10704:2019Water quality - Gross alpha and gross beta activity - Test method using thin source deposit (ISO 10704:2019)Standarts spēkā
32516LVS EN 15708:2010Water quality - Guidance standard for the surveying, sampling and laboratory analysis of phytobenthos in shallow running waterStandarts spēkā
63239LVS EN ISO 21253-2:2020Water quality - Multi-compound class methods - Part 2: Criteria for the quantitative determination of organic substances using a multi-compound class analytical method (ISO 21253-2:2019)Standarts spēkā
80976LVS CEN ISO/TS 7013:2025Water quality - Guidance and requirements for designing an interlaboratory trial for validation of analytical methods (ISO/TS 7013:2023)Standarts spēkā
81327LVS EN ISO 11350:2025Water quality - Determination of the genotoxicity of water and waste water - Salmonella/microsome fluctuation test (Ames fluctuation test) (ISO 11350:2012)Standarts spēkā
Displaying 711-720 of 813 results.