CEN/TC 238
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 78268 | prEN ISO 14111 rev | Natural gas — Guidelines to traceability in analysis | Izstrādē |
| 81528 | prEN ISO 6978-2 rev | Natural gas — Determination of mercury — Part 2: Sampling of mercury by amalgamation on gold/platinum alloy | 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 |
| 23975 | EN ISO 13443:2005 | Natural gas - Standard reference conditions (ISO 13443:1996 including Corrigendum 1:1997) | Izstrādē |
| 76144 | prEN 437 rev | Test gases - Test pressures - Appliance categories | Izstrādē |
| 23968 | EN ISO 6975:2005 | Natural gas - Extended analysis - Gas-chromatographic method (ISO 6975:1997) | Izstrādē |
| 32828 | EN ISO 6145-1:2019 | Gas analysis - Preparation of calibration gas mixtures using dynamic methods - Part 1: General aspects (ISO 6145-1:2019) | Izstrādē |
| 32827 | EN ISO 6141:2015 | Gas analysis - Contents of certificates for calibration gas mixtures (ISO 6141:2015) | Izstrādē |
| 39900 | prEN ISO 16960 | Natural gas - Determination of sulfur compounds - Determination of total sulfur by oxidative microcoulometry method (ISO 16960:2014) | 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 |
Displaying 11-20 of 124 results.