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WATER CHEMISTRY EVALUATION OF THE EXISTING STIG-1 AND PROPOSED LEC-1 INJECTION WELLS <br /> Na 8.034e-002 <br /> Na+ 8.006e-002 6.144e-002 -1.097 -1.212 - <br /> 0.115 <br /> NaSO4- 2.404e-004 1.843e-004 -3. 619 -3.734 - <br /> 0.115 <br /> NaHCO3 3. 638e-005 3.746e-005 -4.439 -4.426 <br /> 0.013 <br /> NaCO3- 3.514e-006 2. 695e-006 -5.454 -5.569 - <br /> 0.115 <br /> NaOH 1.428e-008 1.47le-008 -7.845 -7.832 <br /> 0.013 <br /> 0(0) 1. 668e-008 <br /> 02 8.339e-009 8.588e-009 -8.079 -8.066 <br /> 0.013 <br /> S (-2) 0.000e+000 <br /> HS- 0.000e+000 0.000e+000 -131.260 -131.390 - <br /> 0.130 <br /> H2S 0.000e+000 0.000e+000 -132.066 -132.053 <br /> 0.013 <br /> S-2 0.000e+000 0.000e+000 -136.183 -136. 644 - <br /> 0.461 <br /> S (6) 2.589e-003 <br /> SO4-2 1.714e-003 5.857e-004 -2.766 -3.232 - <br /> 0.466 <br /> CaSO4 4. 693e-004 4.833e-004 -3.329 -3.316 <br /> 0.013 <br /> NaSO4- 2.404e-004 1.843e-004 -3. 619 -3.734 - <br /> 0.115 <br /> MgSO4 1.569e-004 1. 615e-004 -3.805 -3.792 <br /> 0.013 <br /> KSO4- 7. 672e-006 5.884e-006 -5.115 -5.230 - <br /> 0.115 <br /> HSO4- 2.206e-009 1. 692e-009 -8. 656 -8.772 - <br /> 0.115 <br /> CaHSO4+ 1.062e-010 8.144e-011 -9. 974 -10.089 - <br /> 0.115 <br /> NH4SO4- 0.000e+000 0.000e+000 -56.179 -56.294 - <br /> 0.115 <br /> Si 4.469e-004 <br /> H4SiO4 4.433e-004 4.565e-004 -3.353 -3.341 <br /> 0.013 <br /> H3SiO4- 3.596e-006 2.758e-006 -5.444 -5.559 - <br /> 0.115 <br /> H2SiO4-2 2.466e-011 8.528e-012 -10. 608 -11.069 - <br /> 0.461 <br /> ------------------------------Saturation indices-------------------------- <br /> Phase SI log IAP log KT <br /> Anhydrite -1.25 -5. 63 -4.38 CaSO4 <br /> Aragonite 0.26 -8.10 -8.36 CaCO3 <br /> Calcite 0.40 -8.10 -8.50 CaCO3 <br /> CH4 (g) -131.12 -134.01 -2.89 CH4 <br /> Chalcedony 0.17 -3.34 -3.51 Si02 <br /> Chrysotile -1. 99 29.78 31.77 Mg3Si205 (OH) 4 <br /> TECHNICAL MEMORANDUM_V3.DOC 34 <br />