H2O + 1.0 mM   Ca(OH)2

pH = 11.27

  (at 25 °C)
Electrical conductivity:   482.2 µS/cm   (info)
Ionic strength:   2.95 mmol/L   (info)
Alkalinity:   2.0 meq/L   (info)
Total hardness:   2.0 meq/L   (info)
Carbonate hardness:   2.0 meq/L   (info)
Redox potential (Eh):   392 mV  



Elements   (in mM)

Ca Ca 1.00e+00
O(0) O(0) 6.55e-12

Aqueous Species   (in mM)

H+ 5.69e-09
OH- 1.97e+00
Ca+2 9.75e-01
CaOH+ 2.52e-02
O2 3.27e-12

Minerals   (Ksp values)

Mineral Formula SI Saturation state
Portlandite Ca(OH)2 -3.37 under-saturated

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