Registration number (WIID)Project No.TitleStatus
11510LVS 339:2001Water quality - Determination of nitrite - Manual cadmium reduction methodStandarts spēkā
12081LVS ISO 10694:2006 A/LSoil quality - Determination of organic and total carbon after dry combustion (elementary analysis)Standarts spēkā
11833LVS EN ISO 8689-2:2004 LWater quality - Biological classification of rivers - Part 2: Guidance on the presentation of biological quality data from surveys of benthic macroinvertebratesStandarts spēkā
11831LVS EN ISO 8689-1:2004 LWater quality - Biological classification of rivers - Part 1: Guidance on the interpretation of biological quality data from surveys of benthic macroinvertebratesStandarts spēkā
12083LVS ISO 11222:2006 LAir quality - Determination of the uncertainty of the time average of air quality measurementsStandarts spēkā
12082LVS ISO 11222:2006 A/LAir quality - Determination of the uncertainty of the time average of air quality measurementsStandarts spēkā
11860LVS EN 13725:2004 LAir quality - Determination of the odour concentration by dynamic olfactometryAtcelts
12089LVS ISO 5725-3:2006 +TC1 A/LAccuracy (trueness and precision) of measurement methods and results - Part 3: Intermediate measures of the precision of a standard measurement methodAtcelts
11148LVS ISO 9096:1992Stationary source emissions - Determination of concentration and mass flow rate of particulate material in gas-carrying ducts - Manual gravimetric methodAtcelts
10526LVS EN ISO 10304-2:2004 LWater quality - Determination of dissolved anions by liquid chromatography of ions - Part 2: Determination of bromide, chloride, nitrate, nitrite, orthophosphate and sulfate in waste waterAtcelts
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