Table 1 Composition of different diluted seawater.
From: Modeling of formation damage during smart water flooding in sandstone reservoirs
Composition | Seawater (mg/L) | 2 × diluted seawater (mg/L) | 4 × diluted seawater (mg/L) | 5 × diluted seawater (mg/L) | 6 × diluted seawater (mg/L) | 10 × diluted seawater (mg/L) | 15 × diluted seawater (mg/L) |
|---|---|---|---|---|---|---|---|
Na+ | 16,814.54 | 8407.27 | 4203.63 | 3362.9 | 2802.42 | 1681.45 | 1120.96 |
Ca2+ | 596.5 | 298.25 | 149.12 | 119.3 | 99.41 | 59.65 | 39.76 |
Mg2+ | 1945 | 972.5 | 486.25 | 389 | 324.16 | 194.5 | 129.66 |
Cl− | 29,334 | 14,667 | 7333.5 | 5866.8 | 4889 | 2933.4 | 1955.6 |
SO42− | 4360 | 2180 | 1090 | 872 | 726.66 | 436 | 290.66 |
HCO3− | 184.5 | 92.25 | 46.12 | 36.9 | 30.75 | 18.45 | 12.3 |
TDS | 53,235 | 26,617 | 13,308.75 | 10,647 | 8872.5 | 5323.5 | 3549 |
