H2O + 250.0 mM   KOH

pH = 13.22

  (at 25 °C)
Electrical conductivity:   52395.8 µS/cm   (info)
Ionic strength:   240.333 mmol/L   (info)
Alkalinity:   250.0 meq/L   (info)
Total hardness:   0.0 meq/L   (info)
Carbonate hardness:   250.0 meq/L   (info)
Redox potential (Eh):   269 mV  



Elements   (in mM)

K K 2.50e+02
O(0) O(0) 1.76e-12

Aqueous Species   (in mM)

H+ 7.55e-11
OH- 2.40e+02
KOH 9.67e+00
K+ 2.40e+02
O2 8.81e-13

Minerals   (Ksp values)

Mineral Formula SI Saturation state
KMetal K -54.77 under-saturated

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