CEN/TC 238
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 64361 | EN ISO 6145-7:2018 | Gas analysis - Preparation of calibration gas mixtures using dynamic methods - Part 7: Thermal mass-flow controllers (ISO/DIS 6145-7:2017) | Standarts spēkā |
| 61352 | EN ISO 14532:2017 | Natural gas - Vocabulary (ISO 14532:2014) | Standarts spēkā |
| 63008 | EN ISO 6978-2:2005/AC:2016 | Natural gas - Determination of mercury - Part 2: Sampling of mercury by amalgamation on gold/platinum alloy - Technical Corrigendum 2 (ISO 6978-2:2003/Cor 2:2006) | Standarts spēkā |
| 35800 | EN ISO 13734:2013 | Natural gas - Organic components used as odorants - Requirements and test methods (ISO/DIS 13734:2012) | Standarts spēkā |
| 76596 | EN ISO 14912:2025 | Gas analysis - Conversion of gas mixture composition data (ISO 14912:2025) | Standarts spēkā |
| 76595 | EN ISO 6143:2025 | Gas analysis - Comparison methods for determining and checking the composition of calibration gas mixtures (ISO 6143:2025) | Standarts spēkā |
| 23971 | EN ISO 6978-2:2005 | Natural gas - Determination of mercury - Part 2: Sampling of mercury by amalgamation on gold/platinum alloy (ISO 6978-2:2003) | Standarts spēkā |
| 40209 | EN ISO 15971:2014 | Natural gas - Measurement of properties - Calorific value and Wobbe index (ISO 15971:2008) | Standarts spēkā |
| 76595 | LVS EN ISO 6143:2025 | Gas analysis - Comparison methods for determining and checking the composition of calibration gas mixtures (ISO 6143:2025) | Standarts spēkā |
| 76596 | LVS EN ISO 14912:2025 | Gas analysis - Conversion of gas mixture composition data (ISO 14912:2025) | Standarts spēkā |
Displaying 1-10 of 125 results.