Registration number (WIID)Project No.TitleStatus
67717EN 1749:2020Classification of gas appliances according to the method of supplying combustion air and of evacuation of the combustion products (types)Standarts spēkā
74767LVS CEN/TR 1404:2024Test gases - Determination of emissions from appliances burning gaseous fuels during type-testingStandarts spēkā
32962EN ISO 19739:2005/AC:2009Natural gas - Determination of sulfur compounds using gas chromatography (ISO 19739:2004/Cor 1:2009)Standarts spēkā
61352LVS EN ISO 14532:2017Natural gas - Vocabulary (ISO 14532:2014)Standarts spēkā
35800EN ISO 13734:2013Natural gas - Organic components used as odorants - Requirements and test methods (ISO 13734:2013)Standarts spēkā
64361EN ISO 6145-7:2018Gas analysis - Preparation of calibration gas mixtures using dynamic methods - Part 7: Thermal mass-flow controllers (ISO 6145-7:2018)Standarts spēkā
66879LVS EN ISO 15112:2019Natural gas - Energy determination (ISO 15112:2018)Standarts spēkā
76596EN ISO 14912:2025Gas analysis - Conversion of gas mixture composition data (ISO 14912:2025)Standarts spēkā
62889LVS EN ISO 20765-1:2019Natural gas - Calculation of thermodynamic properties - Part 1: Gas phase properties for transmission and distribution applications (ISO 20765-1:2005)Standarts spēkā
76595EN ISO 6143:2025Gas analysis - Comparison methods for determining and checking the composition of calibration gas mixtures (ISO 6143:2025)Standarts spēkā
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