H2O + 2.5 mM   NaH2PO4
+ 47.5 mM   Na2HPO4

pH = 8.08

  (at 25 °C)
Electrical conductivity:   6873.5 µS/cm   (info)
Ionic strength:   139.85 mmol/L   (info)
Alkalinity:   47.5 meq/L   (info)
Total hardness:   0.0 meq/L   (info)
Carbonate hardness:   47.5 meq/L   (info)
Redox potential (Eh):   607 mV  



Elements   (in mM)

Na Na 9.75e+01
P P 5.00e+01
O(0) O(0) 3.39e-10

Aqueous Species   (in mM)

H+ 1.03e-05
OH- 1.63e-03
NaOH 1.54e-05
Na+ 9.49e+01
NaHPO4- 2.58e+00
H3PO4 2.19e-06
H2PO4- 2.51e+00
HPO4-2 4.49e+01
PO4-3 1.05e-02
O2 1.69e-10

Minerals   (Ksp values)

Mineral Formula SI Saturation state
Na3PO4(cr) Na3PO4 -13.50 under-saturated
NaMetal Na -57.24 under-saturated

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