| Fixed | Measured | |
|---|---|---|
| Temperature, K - Liquid | Mole fraction of Butane (1) - Liquid | Vapor or sublimation pressure, kPa - Liquid |
| 353.15 | 0.1321 | 245.00 |
| 353.15 | 0.1686 | 324.00 |
| 353.15 | 0.2393 | 455.00 |
| 353.15 | 0.3485 | 598.00 |
| 353.15 | 0.4386 | 698.00 |
| 353.15 | 0.5898 | 789.00 |
| 353.15 | 0.6944 | 841.00 |
| 353.15 | 0.7721 | 878.00 |
| 353.15 | 0.8130 | 912.00 |
| 353.15 | 1.0000 | 1039.00 |
| 373.15 | 0.1332 | 335.00 |
| 373.15 | 0.1685 | 415.00 |
| 373.15 | 0.2294 | 561.00 |
| 373.15 | 0.3273 | 793.00 |
| 373.15 | 0.4223 | 967.00 |
| 373.15 | 0.5646 | 1124.00 |
| 373.15 | 0.6876 | 1215.00 |
| 373.15 | 0.7684 | 1293.00 |
| 373.15 | 0.8172 | 1335.00 |
| 373.15 | 1.0000 | 1586.00 |
| 393.15 | 0.1350 | 414.00 |
| 393.15 | 0.1644 | 517.00 |
| 393.15 | 0.2198 | 723.00 |
| 393.15 | 0.3067 | 982.00 |
| 393.15 | 0.3983 | 1236.00 |
| 393.15 | 0.5458 | 1509.00 |
| 393.15 | 0.6778 | 1673.00 |
| 393.15 | 0.7640 | 1804.00 |
| 393.15 | 0.8141 | 1876.00 |
| 393.15 | 1.0000 | 2265.00 |
| 413.15 | 0.1368 | 500.00 |
| 413.15 | 0.1645 | 628.00 |
| 413.15 | 0.2189 | 845.00 |
| 413.15 | 0.3000 | 1176.00 |
| 413.15 | 0.3937 | 1517.00 |
| 413.15 | 0.5555 | 1974.00 |
| 413.15 | 0.6855 | 2226.00 |
| 413.15 | 0.7756 | 2463.00 |
| 413.15 | 0.8270 | 2582.00 |
| 413.15 | 1.0000 | 3156.00 |
Note: These property values are available through the Cheméo API. A free account gives you an access key.