Research Article
Bench-Scale Flushing Experiments for Remediation of Hg-Contaminated Groundwater
Table 2
Composition of the treated water collected from the water treatment plant.
| Parameter | Unit | Concentration | Detection limit |
| Alkalinity | mg/L as CaCO3 | 14 | 0.10 | pH | — | 3.85 | 0.01 | Electrical conductivity (EC) | μS/cm | 2950 | 0.10 | Total cyanide | mg/L | 0.0231 | 0.0050
| Aluminum (Al) | mg/L | 28.2 | 0.0025 | Antimony (Sb) | mg/L | <0.00010 | 0.00010 | Arsenic (As) | mg/L | 0.00407 | 0.00010 | Barium (Ba) | mg/L | 0.00948 | 0.00010 | Beryllium (Be) | mg/L | 0.0147 | 0.000050 | Bismuth (Bi) | mg/L | <0.000025 | 0.000025 | Boron (B) | mg/L | 0.917 | 0.025 | Cadmium (Cd) | mg/L | 0.00692 | 0.000025 | Calcium (Ca) | mg/L | 432 | 0.10 | Chromium (Cr) | mg/L | 0.00065 | 0.00050 | Cobalt (Co) | mg/L | 0.0764 | 0.000025 | Copper (Cu) | mg/L | 0.213 | 0.00050 | Iron (Fe) | mg/L | 0.207 | 0.0050 | Lead (Pb) | mg/L | 0.000065 | 0.000025 | Lithium (Li) | mg/L | 0.712 | 0.0025 | Magnesium (Mg) | mg/L | 61.6 | 0.025 | Manganese (Mn) | mg/L | 16.6 | 0.00025 | Mercury (Hg) | mg/L | 0.000038 | 0.000010 | Molybdenum (Mo) | mg/L | <0.00025 | 0.00025 | Nickel (Ni) | mg/L | 0.0430 | 0.00025 | Phosphorus (P) | mg/L | <1.5 | 1.5 | Potassium (K) | mg/L | 7.22 | 0.25 | Selenium (Se) | mg/L | 0.00054 | 0.00020 | Silicon (Si) | mg/L | 47.4 | 0.25 | Silver (Ag) | mg/L | <0.000025 | 0.000025 | Sodium (Na) | mg/L | 112 | 0.050 | Strontium (Sr) | mg/L | 1.05 | 0.00025 | Thallium (Tl) | mg/L | 0.000011 | 0.000010 | Tin (Sn) | mg/L | <0.000050 | 0.000050 | Titanium (Ti) | mg/L | <0.0025 | 0.0025 | Uranium (U) | mg/L | 0.00118 | 0.000010 | Vanadium (V) | mg/L | 0.00041 | 0.00025 | Zinc (Zn) | mg/L | 10.2 | 0.0025 | Zirconium (Zr) | mg/L | <0.00050 | 0.00050 |
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