CEN/TC 238
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 30141 | EN ISO 15796:2008 | Gas analysis - Investigation and treatment of analytical bias (ISO 15796:2005) | Izstrādē |
| 35009 | EN ISO 6145-5:2010 | Gas analysis - Preparation of calibration gas mixtures using dynamic volumetric methods - Part 5: Capillary calibration devices (ISO 6145-5:2009) | Izstrādē |
| 81528 | prEN ISO 6978-2 rev | Natural gas — Determination of mercury — Part 2: Sampling of mercury by amalgamation on gold/platinum alloy | Izstrādē |
| 71721 | EN 437:2021 | Test gases - Test pressures - Appliance categories | Izstrādē |
| 81006 | prEN ISO 19739 rev | Natural gas — Determination of sulfur compounds using gas chromatography | 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 |
| 81200 | - | Test Gases - Test pressures - Appliances categories for hydrogen admixtures - Expansion of EN 437-1 | Izstrādē |
| 32769 | prCEN/TR 1404 rev | Determination of emissions from appliances burning gaseous fuels during type-testing | Izstrādē |
| 26037 | EN 437:2003/prA1 | Test gases - Test pressures - Appliance categories | Izstrādē |
| 34338 | EN ISO 6974-5:2014 | Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 5: Isothermal method for nitrogen, carbon dioxide, C1 to C5 hydrocarbons and C6+ hydrocarbons (ISO/DIS 6974-5:2012) | Izstrādē |
Displaying 41-50 of 128 results.