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. Author manuscript; available in PMC: 2020 Jun 2.
Published in final edited form as: Appl Geochem. 2020 May;116:10.1016/j.apgeochem.2020.104561. doi: 10.1016/j.apgeochem.2020.104561

Table 1.

WIPP brine compositions

Component Salado Brine
(GWB)		 Salado Brine (GWB) After
Reaction with Waste,
Brucite, Hydromagnesite,
Halite and Anhydrite		 Castile Brine
(ERDA-6)		 Castile Brine (ERDA-6)
After Reaction with Waste,
Brucite, Hydromagnesite,
Halite and Anhydrite
Boron 0.158 0.186 0.063 0.0623
Calcium 0.014 0.0111 0.012 0.0116
Potassium 0.467 0.550 0.097 0.096
Magnesium 1.02 0.330 0.019 0.136
Sodium 3.53 4.77 4.87 5.30
Bromide 0.0266 0.0313 0.011 0.0109
Chloride 5.86 5.36 4.8 5.24
Sulfate 0.177 0.216 0.170 0.182
Inorganic Carbon Not reported 3.79 × 10−4 0.016 4.55 × 10−4
pH (standard units) Not reported 8.82 6.17 8.99
pmH Not reported 9.32 Not reported 9.93
Ionic Strength 7.44 6.44 5.32 5.99

All units are moles/L solution, unless otherwise specified

Source: DOE (2014), except pmH values calculated using PHREEQC with ThermoChimie database