H2O + 58.6854 mM   H2S

pH = 4.09

  (at 25 °C)
Electrical conductivity:   34.1 µS/cm   (info)
Ionic strength:   0.083 mmol/L   (info)
Alkalinity:   0.0 meq/L   (info)
Total hardness:   0.0 meq/L   (info)
Carbonate hardness:   0.0 meq/L   (info)
Redox potential (Eh):   -79 mV  



Elements   (in mM)

S S 5.87e+01
S(6) Sulfate 2.16e-09
S(4) Sulfite 2.11e-15
S(-2) Sulfide 5.87e+01

Aqueous Species   (in mM)

H+ 8.27e-02
OH- 1.23e-07
HSO4- 1.66e-11
SO4-2 2.15e-09
H2S 5.86e+01
HS- 8.27e-02
S-2 1.26e-10
H2SO3 1.23e-17
HSO3- 2.10e-15
SO3-2 1.79e-18
H2 2.22e-06

Minerals   (Ksp values)

Mineral Formula SI Saturation state
Sulfur S -0.56 under-saturated

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