Registration number (WIID)Project No.TitleStatus
71059LVS EN ISO 10101-1:2022Natural gas - Determination of water by the Karl Fischer method - Part 1: General requirements (ISO 10101-1:2022)Standarts spēkā
71060LVS EN ISO 10101-2:2022Natural gas - Determination of water by the Karl Fischer method - Part 2: Volumetric procedure (ISO 10101-2:2022)Standarts spēkā
62890LVS EN ISO 20765-2:2019Natural gas - Calculation of thermodynamic properties - Part 2: Single-phase properties (gas, liquid, and dense fluid) for extended ranges of application (ISO 20765-2:2015)Standarts spēkā
71721LVS EN 437:2021Test gases - Test pressures - Appliance categoriesStandarts spēkā
76596EN ISO 14912:2025Gas analysis - Conversion of gas mixture composition data (ISO 14912:2025)Standarts spēkā
62998LVS EN ISO 23874:2019Natural gas - Gas chromatographic requirements for hydrocarbon dewpoint calculation (ISO 23874:2006)Standarts spēkā
76595EN ISO 6143:2025Gas analysis - Comparison methods for determining and checking the composition of calibration gas mixtures (ISO 6143:2025)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
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
78335prEN ISO 14532Natural gas - Vocabulary (ISO/DIS 14532:2025)Aptauja
Displaying 21-30 of 124 results.