Registration number (WIID)Project No.TitleStatus
31651LVS EN ISO 14403-2:2012Water quality - Determination of total cyanide and free cyanide using flow analysis (FIA and CFA) - Part 2: Method using continuous flow analysis (CFA) (ISO 14403-2:2012)Standarts spēkā
36148LVS EN 14407:2014Water quality - Guidance for the identification and enumeration of benthic diatom samples from rivers and lakesStandarts spēkā
26359LVS EN ISO 18412:2006Water quality - Determination of chromium(VI) - Photometric method for weakly contaminated waterStandarts spēkā
37215LVS EN ISO 10710:2013Water quality - Growth inhibition test with the marine and brackish water macroalga Ceramium tenuicorne (ISO 10710:2010)Standarts spēkā
11046LVS EN ISO 9308-3:1998 AWater quality - Detection and enumeration of Escherichia coli and coliform bacteria in surface and waste water - Part 3: Miniaturized method (Most probable number) by inoculation in liquid mediumStandarts spēkā
10959LVS EN 26595:2000Water quality - Determination of total arsenic - Silver diethydithiocarbamate spectrometric methodStandarts spēkā
35959LVS EN ISO 17994:2014Water quality - Requirements for the comparison of the relative recovery of microorganisms by two quantitative methods (ISO 17994:2014)Standarts spēkā
10993LVS EN ISO 9963-1:1995 AWater quality - Determination of alkalinity - Part 1: Determination of total and composite alkalinityStandarts spēkā
11070LVS EN ISO 9439:2003Water quality - Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium - Carbon dioxide evolution testStandarts spēkā
11041LVS EN ISO 10304-3:1997Water quality - Determination of dissolved anions by liquid chromatography of ions - Part 3: Determination of chromate, iodide, sulfite, thiocyanate and thiosulfateStandarts spēkā
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