H2O + 234.0 mM   NaHCO3

pH = 7.9

  (at 25 °C)
Electrical conductivity:   17179.0 µS/cm   (info)
Ionic strength:   220.05 mmol/L   (info)
Alkalinity:   233.982 meq/L   (info)
Total hardness:   0.0 meq/L   (info)
Carbonate hardness:   233.982 meq/L   (info)
Redox potential (Eh):   590 mV  



Elements   (in mM)

C(4) DIC 2.34e+02
Na Na 2.34e+02
O(0) O(0) 4.46e-12

Aqueous Species   (in mM)

H+ 1.60e-05
OH- 1.12e-03
CO2 4.28e+00
HCO3- 2.12e+02
CO3-2 1.93e+00
NaOH 2.24e-05
Na+ 2.18e+02
NaHCO3 1.35e+01
NaCO3- 2.35e+00
O2 2.23e-12

Minerals   (Ksp values)

Mineral Formula SI Saturation state
Nahcolite NaHCO3 -1.05 under-saturated
Trona NaHCO3:Na2CO3:2H2O -5.63 under-saturated
Natron Na2CO3:10H2O -3.54 under-saturated
Thermonatrite Na2CO3:H2O -4.95 under-saturated
NaMetal Na -56.61 under-saturated

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