CEN/TC 238
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 34596 | EN ISO 10723:2012 | Natural gas - Performance evaluation for on-line analytical systems (ISO/DIS 10723:2011) | Izstrādē |
| 18760 | EN ISO 6570:2004 | Natural gas - Determination of potential hydrocarbon liquid content - Gravimetric methods (ISO 6570:2001) | Izstrādē |
| 30140 | EN ISO 6145-11:2008 | Gas analysis - Preparation of calibration gas mixtures using dynamic volumetric methods - Part 11: Electrochemical generation (ISO 6145-11:2005) | Izstrādē |
| 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 |
| 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 |
| 81006 | prEN ISO 19739 rev | Natural gas — Determination of sulfur compounds using gas chromatography | Izstrādē |
| 63003 | EN ISO 6974-3:2018 | Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 3: Precision and bias (ISO/DIS 6974-3:2017) | 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 |
| 74768 | prCEN/TR 1472 | General guidance for the marking of gas appliances | Izstrādē |
Displaying 111-120 of 125 results.