H2O + 0.0017 mM   HCl
+ 0.0016 mM   HNO3
+ 0.002 mM   CaCO3

pH = 6.41

  (at 25 °C)
Electrical conductivity:   0.7 µS/cm   (info)
Ionic strength:   0.006 mmol/L   (info)
Alkalinity:   0.001 meq/L   (info)
Total hardness:   0.004 meq/L   (info)
Carbonate hardness:   0.001 meq/L   (info)
Redox potential (Eh):   -33 mV  



Elements   (in mM)

C(4) DIC 2.00e-03
Ca Ca 2.00e-03
Cl Cl 1.70e-03
N(5) Nitrate 1.60e-03

Aqueous Species   (in mM)

H+ 3.92e-04
OH- 2.57e-05
CO2 9.34e-04
HCO3- 1.07e-03
CO3-2 1.29e-07
Ca+2 2.00e-03
CaCO3 4.22e-10
CaHCO3+ 2.69e-08
CaOH+ 8.42e-10
Cl- 1.70e-03
HNO3 3.11e-11
NO3- 1.60e-03
H2 1.43e-12

Minerals   (Ksp values)

Mineral Formula SI Saturation state
Calcite CaCO3 -7.12 under-saturated
Portlandite Ca(OH)2 -15.69 under-saturated
Aragonite CaCO3 -7.26 under-saturated
Vaterite CaCO3 -7.69 under-saturated
CaCO3(a) CaCO3 -9.20 under-saturated
Ikaite CaCO3:6H2O -8.98 under-saturated
Hydrophilite CaCl2 -28.99 under-saturated
Antarcticite CaCl2:6H2O -21.34 under-saturated

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