H2O + 35.0 mM   NaHCO3

pH = 8.13

  (at 25 °C)
Electrical conductivity:   2945.0 µS/cm   (info)
Ionic strength:   34.773 mmol/L   (info)
Alkalinity:   35.0 meq/L   (info)
Total hardness:   0.0 meq/L   (info)
Carbonate hardness:   35.0 meq/L   (info)
Redox potential (Eh):   559 mV  



Elements   (in mM)

C(4) DIC 3.50e+01
Na Na 3.50e+01
O(0) O(0) 3.50e-13

Aqueous Species   (in mM)

H+ 8.47e-06
OH- 1.63e-03
CO2 4.68e-01
HCO3- 3.36e+01
CO3-2 3.51e-01
NaOH 7.02e-06
Na+ 3.44e+01
NaHCO3 4.62e-01
NaCO3- 1.16e-01
O2 1.75e-13

Minerals   (Ksp values)

Mineral Formula SI Saturation state
Nahcolite NaHCO3 -2.53 under-saturated
Trona NaHCO3:Na2CO3:2H2O -9.10 under-saturated
Natron Na2CO3:10H2O -5.51 under-saturated
Thermonatrite Na2CO3:H2O -6.94 under-saturated
NaMetal Na -56.84 under-saturated

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