All issues Volume 75 (2020) Oil Gas Sci. Technol. – Rev. IFP Energies nouvelles, 75 (2020) 87 Full HTMLProperties of the brines and interfacial characteristics.
| Fluid | Chemical formula | Optimum concentration (ppm) | pH | IFTwo (mN/m) | Viscosity (cP) |
|---|---|---|---|---|---|
| Sodium carbonate | Na2CO3 | 60 000 | 11.3 | <0.01 | 1.04 |
| Magnesium sulphate Heptahydrate | MgSO4·7H2O | 50 000 | 5.6 | 27.46 | 1.06 |
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