Registration number (WIID)Project No.TitleStatus
11169LVS ISO 7875-2:1984Water quality - Determination of surfactants - Part 2: Determination of non-ionic surfactants using Dragedorff reagentStandarts spēkā
11938LVS EN ISO 11732:2005 A/LWater quality - Determination of ammonium nitrogen - Method by flow analysis (CFA and FIA) and spectrometric detectionStandarts spēkā
11922LVS EN ISO 3696:2005 A/LWater for analytical laboratory use - Specification and test methodsStandarts spēkā
12074LVS EN ISO 7899-1:2006 +AC LWater quality - Detection and enumeration of intestinal enterococci in surface and waste water - Part 1: Miniaturized method (most probable number) by inoculation in liquid mediumStandarts spēkā
12081LVS ISO 10694:2006 A/LSoil quality - Determination of organic and total carbon after dry combustion (elementary analysis)Standarts spēkā
11658LVS ISO 11261:2002 LSoil quality - Determination of total nitrogen - Modified Kjeldahl methodStandarts spēkā
11637LVS 409:2002Quality of Environment - Determination of the Biodegradability of Anion Surfactants - Reference methodStandarts spēkā
11511LVS 340:2001Water quality - Determination of nitrogen - Manual method using oxidative digestion with peroxodisulfate and cadmium reductionStandarts spēkā
11815LVS ISO 5664:2004 LWater quality - Determination of ammonium - Distillation and titration methodStandarts spēkā
11916LVS EN ISO 5961:2005 LWater quality - Determination of cadmium by atomic absorption spectrometryStandarts spēkā
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