Registration number (WIID)Project No.TitleStatus
12053LVS EN 14672:2006 A/LCharacterization of sludges - Determination of total phosphorusAtcelšanā
12060LVS EN ISO 7899-1:2006 +AC A/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
12163LVS EN 1233:1996Water quality - Determination of chromium - Atomic absorbtion spectrometric methodsStandarts spēkā
12133LVS EN 872:2007 LWater quality - Determination of suspended solids - Method by filtration through glass fibre filtersStandarts spēkā
11974LVS EN 13657:2005 A/LCharacterization of waste - Digestion for subsequent determination of aqua regia soluble portion of elementsStandarts spēkā
11975LVS EN 13657:2005 LCharacterization of waste - Digestion for subsequent determination of aqua regia soluble portion of elementsStandarts spēkā
10921LVS EN 12880:2006 A/LCharacterization of sludges - Determination of dry residue and water contentStandarts spēkā
10473LVS ISO 9855:2001Ambient air - Determination of the particulate lead content of aerosols collected on filters - Atomic absorption spectrometric methodStandarts spēkā
10381LVS ISO 7934:1989Stationary source emissions - Determination of the mass concentration of sulfur dioxide - Hydrogen peroxide/barium perchloratel/thorin methodStandarts spēkā
11968LVS EN 12457-4:2005 A/LCharacterisation of waste - Leaching; Compliance test for leaching of granular waste materials and sludges - Part 4: One stage batch test at a liquid to solid ratio of 10 l/kg for materials with particle size below 10 mm (without or with size reduction)Standarts spēkā
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