Registration number (WIID)Project No.TitleStatus
71542LVS EN 15692:2021Ethanol as a blending component for gasoline - Determination of water content - Karl Fischer potentiometric titration methodStandarts spēkā
79225EN 15491:2025Ethanol as a blending component for petrol - Determination of total acidity - Colour indicator titration methodStandarts spēkā
77712EN 12916:2024Petroleum products - Determination of aromatic hydrocarbon types in middle distillates - High performance liquid chromatography method with refractive index detectionStandarts spēkā
79099EN ISO 3170:2025Hydrocarbon Liquids - Manual Sampling (ISO 3170:2025)Standarts spēkā
72631LVS EN ISO 4259-5:2024Petroleum and related products - Precision of measurement methods and results - Part 5: Statistical assessment of agreement between two different measurement methods that claim to measure the same property (ISO 4259-5:2023, Corrected version 2024-03)Standarts spēkā
450LVS EN ISO 20764:2003Petroleum and related products - Preparation of a test portion of high-boiling liquids for the determination of water content - Nitrogen purge methodStandarts spēkā
70162LVS EN 15199-4:2021Petroleum products - Determination of boiling range distribution by gas chromatography method - Part 4: Light fractions of crude oilStandarts spēkā
60158LVS EN 15471:2017Liquefied petroleum gases - Determination of dissolved residues - High-temperature gravimetric methodStandarts spēkā
40395LVS EN ISO 20844:2016Petroleum and related products - Determination of the shear stability of polymer-containing oils using a diesel injector nozzle (ISO 20844:2015)Standarts spēkā
27022LVS EN ISO 14596:2008Petroleum products - Determination of sulfur content - Wavelength-dispersive X-ray fluorescence spectrometryStandarts spēkā
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