H2O + 6.678 mM   Na2HPO4
+ 3.8007 mM   NaH2PO4

pH = 7.25

  (at 25 °C)
Electrical conductivity:   1307.3 µS/cm   (info)
Ionic strength:   23.596 mmol/L   (info)
Alkalinity:   6.678 meq/L   (info)
Total hardness:   0.0 meq/L   (info)
Carbonate hardness:   6.678 meq/L   (info)
Redox potential (Eh):   656 mV  



Elements   (in mM)

Na Na 1.72e+01
P P 1.05e+01
O(0) O(0) 3.59e-10

Aqueous Species   (in mM)

H+ 6.32e-05
OH- 2.09e-04
NaOH 4.69e-07
Na+ 1.70e+01
NaHPO4- 1.19e-01
H3PO4 2.53e-05
H2PO4- 3.80e+00
HPO4-2 6.56e+00
PO4-3 1.12e-04
O2 1.79e-10

Minerals   (Ksp values)

Mineral Formula SI Saturation state
Na3PO4(cr) Na3PO4 -17.00 under-saturated
NaMetal Na -58.76 under-saturated

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