| Product name | Ethane in nitrogen gas standard material |
| Other names | Ethane in nitrogen, standard gas, ethane in nitrogen, standard material, ethane in nitrogen, ethane residual nitrogen, ethane in nitrogen standard gas, ethane in nitrogen standard gas, ethane in nitrogen calibration gas, ethane in nitrogen calibration gas, ethane mixed gas, ethane standard |
| Calculation formula | Xi=ni/n |
| Xi: molar ratio of components (mol/mol) | |
| Ni: amount of component (mol) | |
| N: amount of all components in the mixed gas (mol) | |
| Confidence factor | Confidence level 95% |
| Uncertainty | Subject to the standard certificate |
| Concentration range | Prepared according to customer requirements at the corresponding saturated vapor pressure |
| Preparation standard | GBT5274.1-2018 “Preparation of mixed gases for gas analysis calibration Part 1 Preparation of primary mixed gases by weighing method” |
| Filling pressure | Filling pressure is 9.5 MPa, and the lower limit of the use pressure is 0.5 MPa |
| Included information | Certificate of conformity + fixed value certificate |
| Packing specifications | 8L/4L/2L/1L |
| Gas cylinder standard | Implementation standard “Technical Regulations for Gas Cylinder Safety (TSG 23-2021)” |
Standard Group - High Purity Gases and Specialty Gases Supplier
