CEN/TC 238
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 81528 | prEN ISO 6978-2 rev | Natural gas — Determination of mercury — Part 2: Sampling of mercury by amalgamation on gold/platinum alloy | Izstrādē |
| 78847 | prEN ISO 6976 rev | Natural gas — Calculation of calorific values, density, relative density and Wobbe indices from composition | Izstrādē |
| 77314 | prEN ISO 6974-4 | Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 4: Guidance on gas analysis (ISO/DIS 6974-4:2025) | Aptauja slēgta |
| 18754 | prEN ISO 6326-1 | Natural gas - Determination of sulfur compounds - Part 1: General introduction (ISO 6326-1:2007) | Atcelts |
| 81006 | prEN ISO 19739 rev | Natural gas — Determination of sulfur compounds using gas chromatography | Izstrādē |
| 39900 | prEN ISO 16960 | Natural gas - Determination of sulfur compounds - Determination of total sulfur by oxidative microcoulometry method (ISO 16960:2014) | Izstrādē |
| 82173 | prEN ISO 15403-1 rev | Natural gas — Natural gas for use as a compressed fuel for vehicles — Part 1: Designation of the quality | Izstrādē |
| 80274 | prEN ISO 15112 rev | Natural gas — Energy determination | Izstrādē |
| 66279 | prEN ISO 14912 rev | Gas analysis - Conversion of gas mixture composition data | Izstrādē |
| 78335 | prEN ISO 14532 | Natural gas - Vocabulary (ISO/DIS 14532:2025) | Aptauja slēgta |
Displaying 1-10 of 124 results.