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| Factor | Distilled water | BS solution (ppm) | |||
|---|---|---|---|---|---|
| Crude oil API = 15 | Crude oil API = 19.5 | ||||
| 120 | 50 | 80 | 120 | ||
| BT time (PV) | 0.18 | 0.26 | 0.29 | 0.37 | 0.4 |
| BT time (minute) | 51 | 69 | 77 | 98 | 106 |
| Oil recovery at BT time (%) | 16 | 27 | 31 | 36 | 38 |
| Ultimate oil recovery (%) | 16 | 28 | 34 | 38 | 43 |
