Table 1 Analysis of seawater.

From: Application of synthesized Fe3O4@Gelatin nanoparticles on interfacial properties and enhanced oil recovery

Ions

Na+

HCO3-

Ca+

Mg+

Cl-

k+

SO42-

Total

Concentration (ppm)

18,780

228

1250

1500

301

727

3360

26,146