H2O + 222.9 mM   Na2HPO4
+ 361.2 mM   NaH2PO4

pH = 6.25

  (at 25 °C)
Electrical conductivity:   34843.7 µS/cm   (info)
Ionic strength:   944.138 mmol/L   (info)
Alkalinity:   222.9 meq/L   (info)
Total hardness:   0.0 meq/L   (info)
Carbonate hardness:   222.9 meq/L   (info)
Redox potential (Eh):   -35 mV  



Elements   (in mM)

Na Na 8.07e+02
P P 5.84e+02

Aqueous Species   (in mM)

H+ 7.53e-04
OH- 2.99e-05
NaOH 1.69e-06
Na+ 7.64e+02
NaHPO4- 4.29e+01
H3PO4 1.88e-02
H2PO4- 3.61e+02
HPO4-2 1.80e+02
PO4-3 1.76e-03
H2 2.79e-12

Minerals   (Ksp values)

Mineral Formula SI Saturation state
Na3PO4(cr) Na3PO4 -12.42 under-saturated
NaMetal Na -45.52 under-saturated

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