H2O + 73.0 mM   H3PO4
+ 18.0 mM   NaH2PO4

pH = 1.85

  (at 25 °C)
Electrical conductivity:   6057.3 µS/cm   (info)
Ionic strength:   34.32 mmol/L   (info)
Alkalinity:   -73.0 meq/L   (info)
Total hardness:   0.0 meq/L   (info)
Carbonate hardness:   0.0 meq/L   (info)
Redox potential (Eh):   939 mV  



Elements   (in mM)

Na Na 1.80e+01
P P 9.10e+01
O(0) O(0) 1.21e-12

Aqueous Species   (in mM)

H+ 1.63e+01
OH- 8.43e-10
NaOH 1.90e-12
Na+ 1.80e+01
NaHPO4- 4.37e-06
H3PO4 5.67e+01
H2PO4- 3.43e+01
HPO4-2 2.51e-04
PO4-3 1.91e-14
O2 6.04e-13

Minerals   (Ksp values)

Mineral Formula SI Saturation state
Na3PO4(cr) Na3PO4 -26.82 under-saturated
NaMetal Na -63.54 under-saturated

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