Registration number (WIID)Project No.TitleStatus
238LVS EN 12634:2002Petroleum products and lubricants - Determination of acid number - Non-aqueous potentiometric titration methodStandarts spēkā
76433LVS EN 12662-1:2024Liquid petroleum products - Determination of total contamination - Part 1: Middle distillates and diesel fuelsStandarts spēkā
397LVS EN 12662:2002Liquid petroleum products - Determination of contamination in middle distillatesAtcelts
27529LVS EN 12662:2009Liquid petroleum products - Determination of contamination in middle distillatesAtcelts
33063LVS EN 12662:2014Liquid petroleum products - Determination of total contamination in middle distillates, diesel fuels and fatty acid methyl estersAtcelts
76434LVS EN 12662-2:2024Liquid petroleum products - Determination of total contamination - Part 2: Fatty acid methyl estersStandarts spēkā
254LVS EN 12766-1:2002Petroleum products and used oils - Determination of PCBs and related products - Part 1: Separation and determination of selected PCB congeners by gas chromatography (GC) using an electron capture detector (ECD)Standarts spēkā
414LVS EN 12766-2:2002Petroleum products and used oils - Determination of PCBs and related products - Part 2: Calculation of polychlorinated biphenyl (PCB) contentStandarts spēkā
445LVS EN 12766-3:2005Petroleum products and used oils - Determination of PCBs and related products - Part 3: Determination and quantification of polychlorinated terphenyls (PCT) and polychlorinated benzyl toluenes (PCBT) content by gas chromatography (GC) using an electron capture detector (ECD)Atcelts
28136LVS EN 12766-3:2005 /AC:2007Petroleum products and used oils - Determination of PCBs and related products - Part 3: Determination and quantification of polychlorinated terphenyls (PCT) and polychlorinated benzyl toluenes (PCBT) content by gas chromatography (GC) using an electron capture detector (ECD)Standarts spēkā
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