H2O + 1.0 mM   MgSO3

pH = 10.04

  (at 25 °C)
Electrical conductivity:   183.8 µS/cm   (info)
Ionic strength:   2.908 mmol/L   (info)
Alkalinity:   0.27 meq/L   (info)
Total hardness:   1.65 meq/L   (info)
Carbonate hardness:   0.27 meq/L   (info)
Redox potential (Eh):   -406 mV  

NOTE:   One  mineral  precipitates.


Elements   (in mM)

Mg Mg 8.25e-01
S S 1.00e+00
S(6) Sulfate 6.90e-01
S(4) Sulfite 7.29e-11
S(-2) Sulfide 3.10e-01

Aqueous Species   (in mM)

H+ 9.69e-08
OH- 1.16e-01
Mg+2 7.33e-01
MgOH+ 2.44e-02
MgSO4 6.74e-02
HSO4- 4.67e-09
SO4-2 6.23e-01
H2S 6.78e-06
HS- 8.98e-03
S-2 1.40e-05
HSO3- 8.29e-14
SO3-2 7.28e-11
H2 3.10e-07

Minerals   (Ksp values)

Mineral Formula SI Saturation state
Brucite Mg(OH)2 0.00 1.75e-01 mM  precipitates
Epsomite MgSO4:7H2O -4.40 under-saturated
Sulfur S -6.64 under-saturated
MgMetal Mg -69.00 under-saturated

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