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 |
| 76144 | prEN 437 rev | Test gases - Test pressures - Appliance categories | Izstrādē |
| 30136 | EN ISO 6145-4:2008 | Gas analysis - Preparation of calibration gas mixtures using dynamic volumetric methods - Part 4: Continuous syringe injection method (ISO 6145-4:2004) | Izstrādē |
| 80274 | prEN ISO 15112 rev | Natural gas — Energy determination | Izstrādē |
| 81200 | - | Test Gases - Test pressures - Appliances categories for hydrogen admixtures - Expansion of EN 437-1 | Izstrādē |
| 34335 | EN ISO 6974-2:2012 | Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 2: Uncertainty calculations (ISO/DIS 6974-2:2010) | Izstrādē |
| 32827 | EN ISO 6141:2015 | Gas analysis - Contents of certificates for calibration gas mixtures (ISO/DIS 6141:2013) | Izstrādē |
| 39900 | prEN ISO 16960 | Natural gas - Determination of sulfur compounds - Determination of total sulfur by oxidative microcoulometry method (ISO/DIS 16960:2013) | Izstrādē |
| 74768 | prCEN/TR 1472 | General guidance for the marking of gas appliances | Izstrādē |
| 18775 | EN ISO 6974-4:2001 | Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 4: Determination of nitrogen, carbon dioxide and C1 to C5 and C6+ hydrocarbons for a laboratory and on-line measuring system using two columns (ISO 6974-4:2000) | Izstrādē |
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