H2O + 1000.0 mM   Na2SO4

pH = 7.36

  (at 25 °C)
Electrical conductivity:   82235.4 µS/cm   (info)
Ionic strength:   1968.213 mmol/L   (info)
Alkalinity:   0.0 meq/L   (info)
Total hardness:   0.0 meq/L   (info)
Carbonate hardness:   0.0 meq/L   (info)
Redox potential (Eh):   655 mV  



Elements   (in mM)

Na Na 2.00e+03
S S 1.00e+03
S(6) Sulfate 1.00e+03
O(0) O(0) 5.11e-10

Aqueous Species   (in mM)

H+ 6.01e-05
OH- 4.13e-04
NaOH 4.56e-05
Na+ 1.48e+03
NaSO4- 5.16e+02
HSO4- 3.98e-04
SO4-2 4.84e+02
O2 2.55e-10

Minerals   (Ksp values)

Mineral Formula SI Saturation state
Thenardite Na2SO4 -0.77 under-saturated
Mirabilite Na2SO4:10H2O -0.16 under-saturated
Sulfur S -90.68 under-saturated
NaMetal Na -56.85 under-saturated

Disclaimer:   The pH calculator has been tested with great care. Nevertheless, the results are provided without warranty.