Oxygen - Solubility in Fresh and Sea Water vs. Temperature
Solubility of oxygen in equilibration with air in fresh water and seawater at pressures ranging 1 - 4 bar abs. Displays oxygen dissolution data across different temperatures, pressures, and salinities.
| Temperature (°C) | Temperature (°F) | Pressure (bar) | Salinity Type | Solubility (μMol) | Solubility (mg/l) | Solubility (ml/l) |
|---|---|---|---|---|---|---|
| 0 | 32 | 1 | Fresh Water (0 ppt) | 457 | 14.6 | 10.2 |
| 0 | 32 | 2 | Fresh Water (0 ppt) | 913 | 29.2 | 20.5 |
| 0 | 32 | 4 | Fresh Water (0 ppt) | 1823 | 58.4 | 40.9 |
| 5 | 41 | 1 | Fresh Water (0 ppt) | 399 | 12.8 | 9.1 |
| 5 | 41 | 2 | Fresh Water (0 ppt) | 798 | 25.5 | 18.2 |
| 5 | 41 | 4 | Fresh Water (0 ppt) | 1595 | 51.1 | 36.4 |
| 10 | 50 | 1 | Fresh Water (0 ppt) | 353 | 11.3 | 8.2 |
| 10 | 50 | 2 | Fresh Water (0 ppt) | 705 | 22.6 | 16.4 |
| 10 | 50 | 4 | Fresh Water (0 ppt) | 1411 | 45.1 | 32.8 |
| 15 | 59 | 1 | Fresh Water (0 ppt) | 315 | 10.1 | 7.5 |
| 15 | 59 | 2 | Fresh Water (0 ppt) | 630 | 20.2 | 14.9 |
| 15 | 59 | 4 | Fresh Water (0 ppt) | 1260 | 40.3 | 29.8 |
| 20 | 68 | 1 | Fresh Water (0 ppt) | 284 | 9.1 | 6.8 |
| 20 | 68 | 2 | Fresh Water (0 ppt) | 568 | 18.2 | 13.7 |
| 20 | 68 | 4 | Fresh Water (0 ppt) | 1137 | 36.4 | 27.3 |
| 25 | 77 | 1 | Fresh Water (0 ppt) | 258 | 8.3 | 6.3 |
| 25 | 77 | 2 | Fresh Water (0 ppt) | 517 | 16.5 | 12.6 |
| 25 | 77 | 4 | Fresh Water (0 ppt) | 1034 | 33.1 | 25.3 |
| 30 | 86 | 1 | Fresh Water (0 ppt) | 236 | 7.6 | 5.9 |
| 30 | 86 | 2 | Fresh Water (0 ppt) | 473 | 15.2 | 11.8 |
| 30 | 86 | 4 | Fresh Water (0 ppt) | 947 | 30.3 | 23.6 |
| 35 | 95 | 1 | Fresh Water (0 ppt) | 218 | 7 | 5.5 |
| 35 | 95 | 2 | Fresh Water (0 ppt) | 436 | 14 | 11 |
| 35 | 95 | 4 | Fresh Water (0 ppt) | 872 | 27.9 | 22.1 |
| 40 | 104 | 1 | Fresh Water (0 ppt) | 202 | 6.5 | 5.2 |
| 40 | 104 | 2 | Fresh Water (0 ppt) | 404 | 12.9 | 10.4 |
| 40 | 104 | 4 | Fresh Water (0 ppt) | 808 | 25.9 | 20.8 |
| 45 | 113 | 1 | Fresh Water (0 ppt) | 189 | 6 | 4.9 |
| 45 | 113 | 2 | Fresh Water (0 ppt) | 375 | 12 | 9.8 |
| 45 | 113 | 4 | Fresh Water (0 ppt) | 751 | 24 | 16.9 |
| 50 | 122 | 1 | Fresh Water (0 ppt) | 177 | 5.6 | 4.6 |
| 50 | 122 | 2 | Fresh Water (0 ppt) | 355 | 11.3 | 9.3 |
| 50 | 122 | 4 | Fresh Water (0 ppt) | 710 | 22.7 | 18.7 |
| 0 | 32 | 1 | Sea Water (35 ppt) | 349 | 11.2 | 7.8 |
| 0 | 32 | 2 | Sea Water (35 ppt) | 699 | 22.4 | 15.7 |
| 0 | 32 | 4 | Sea Water (35 ppt) | 1399 | 44.8 | 31.3 |
| 5 | 41 | 1 | Sea Water (35 ppt) | 308 | 9.9 | 7 |
| 5 | 41 | 2 | Sea Water (35 ppt) | 616 | 19.7 | 14.1 |
| 5 | 41 | 4 | Sea Water (35 ppt) | 1233 | 39 | 28 |
| 10 | 50 | 1 | Sea Water (35 ppt) | 275 | 8.8 | 6.4 |
| 10 | 50 | 2 | Sea Water (35 ppt) | 550 | 17.6 | 12.8 |
| 10 | 50 | 4 | Sea Water (35 ppt) | 1099 | 35.2 | 25.6 |
| 15 | 59 | 1 | Sea Water (35 ppt) | 248 | 7.9 | 5.9 |
| 15 | 59 | 2 | Sea Water (35 ppt) | 495 | 15.9 | 11.7 |
| 15 | 59 | 4 | Sea Water (35 ppt) | 991 | 31.7 | 23.4 |
| 20 | 68 | 1 | Sea Water (35 ppt) | 225 | 7.2 | 5.4 |
| 20 | 68 | 2 | Sea Water (35 ppt) | 450 | 14.4 | 10.8 |
| 20 | 68 | 4 | Sea Water (35 ppt) | 901 | 28.8 | 21.7 |
| 25 | 77 | 1 | Sea Water (35 ppt) | 206 | 6.6 | 5 |
| 25 | 77 | 2 | Sea Water (35 ppt) | 413 | 13.2 | 10.1 |
| 25 | 77 | 4 | Sea Water (35 ppt) | 826 | 26.4 | 20.2 |
| 30 | 86 | 1 | Sea Water (35 ppt) | 190 | 6.1 | 4.7 |
| 30 | 86 | 2 | Sea Water (35 ppt) | 381 | 12.2 | 9.5 |
| 30 | 86 | 4 | Sea Water (35 ppt) | 761 | 24.4 | 18.9 |
| 35 | 95 | 1 | Sea Water (35 ppt) | 176 | 5.6 | 4.5 |
| 35 | 95 | 2 | Sea Water (35 ppt) | 353 | 11.3 | 8.9 |
| 35 | 95 | 4 | Sea Water (35 ppt) | 706 | 22.6 | 17.9 |
| 40 | 104 | 1 | Sea Water (35 ppt) | 165 | 5.3 | 4.2 |
| 40 | 104 | 2 | Sea Water (35 ppt) | 329 | 10.5 | 8.5 |
| 40 | 104 | 4 | Sea Water (35 ppt) | 658 | 21.1 | 16.9 |
| 45 | 113 | 1 | Sea Water (35 ppt) | 154 | 4.9 | 4 |
| 45 | 113 | 2 | Sea Water (35 ppt) | 308 | 9.9 | 8 |
| 45 | 113 | 4 | Sea Water (35 ppt) | 616 | 19.7 | 16.1 |
| 50 | 122 | 1 | Sea Water (35 ppt) | 146 | 4.6 | 3.8 |
| 50 | 122 | 2 | Sea Water (35 ppt) | 292 | 9.4 | 7.7 |
| 50 | 122 | 4 | Sea Water (35 ppt) | 585 | 18.7 | 15.4 |