H2O + 0.0025 mM   NaOH

pH = 8.4

    (at 25 °C)
Electrical conductivity:   0.6  µS/cm   (info)
Ionic strength:   0.003  mmol/L   (info)
Alkalinity:   0.003  meq/L   (info)
Total hardness:   0.0  meq/L   (info)
Carbonate hardness:   0.003  meq/L   (info)
Redox potential (Eh):   557  mV  

Elements   (in mM)
Na Na 2.50e-03
O(0) O(0) 2.94e-12
Aqueous Species   (in mM)
H+ 4.01e-06
OH- 2.50e-03
NaOH 1.11e-09
Na+ 2.50e-03
O2 1.47e-12
Minerals   (Ksp values)
Mineral Formula SI Saturation state
NaMetal Na -60.87 under-saturated

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