Registration number (WIID)Project No.TitleStatus
77314prEN ISO 6974-4Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 4: Guidance on gas analysis (ISO/DIS 6974-4:2025)Aptauja slēgta
76596EN ISO 14912:2025Gas analysis - Conversion of gas mixture composition data (ISO 14912:2025)Standarts spēkā
76596LVS EN ISO 14912:2025Gas analysis - Conversion of gas mixture composition data (ISO 14912:2025) 
76595EN ISO 6143:2025Gas analysis - Comparison methods for determining and checking the composition of calibration gas mixtures (ISO 6143:2025)Standarts spēkā
76595LVS EN ISO 6143:2025Gas analysis - Comparison methods for determining and checking the composition of calibration gas mixtures (ISO 6143:2025) 
76144prEN 437 revTest gases - Test pressures - Appliance categoriesIzstrādē
74768prCEN/TR 1472General guidance for the marking of gas appliancesIzstrādē
74767CEN/TR 1404:2024Test gases - Determination of emissions from appliances burning gaseous fuels during type-testingStandarts spēkā
74767LVS CEN/TR 1404:2024Test gases - Determination of emissions from appliances burning gaseous fuels during type-testingStandarts spēkā
71725prEN ISO 13734 revNatural gas - Organic components used as odorants - Requirements and test methodsIzstrādē
Displaying 11-20 of 124 results.