H2O + 20.0 mM   NaH2PO4
+ 30.0 mM   Na2HPO4

pH = 7.02

  (at 25 °C)
Electrical conductivity:   5256.6 µS/cm   (info)
Ionic strength:   107.01 mmol/L   (info)
Alkalinity:   30.0 meq/L   (info)
Total hardness:   0.0 meq/L   (info)
Carbonate hardness:   30.0 meq/L   (info)
Redox potential (Eh):   665 mV  



Elements   (in mM)

Na Na 8.00e+01
P P 5.00e+01
O(0) O(0) 1.72e-10

Aqueous Species   (in mM)

H+ 1.18e-04
OH- 1.37e-04
NaOH 1.12e-06
Na+ 7.85e+01
NaHPO4- 1.50e+00
H3PO4 2.07e-04
H2PO4- 2.00e+01
HPO4-2 2.85e+01
PO4-3 5.06e-04
O2 8.62e-11

Minerals   (Ksp values)

Mineral Formula SI Saturation state
Na3PO4(cr) Na3PO4 -14.94 under-saturated
NaMetal Na -58.31 under-saturated

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