Parametera | Current study | Song et al., 2005b [21] |
---|---|---|
pH | 2.5 | 2.77 – 3.25 |
Temperature (°C) | 69.0 | 49.8 – 85.1 |
TDS | 707 | 177 – 1674 |
EC (μS/cm2) | 1760 | 266 – 1039 |
ORP (mv) | −62 | – |
DOC | 1.0 | – |
HCO3 2− | <0.03 | L |
NO3− | – | L – 0.9 |
PO4 3− | – | L |
Cl− and other halides | 9.3 | L (F−) / 4.93 – 10.3 (Cl−) / L – 3.78 (Br−) |
SO4 2− | 378 | 100 – 450 |
S0 | 0.50 | – |
H2S | 52.7 | – |
S2O3 2− | 0.12 | – |
Fe2+ and Fe3+ | 111 | 1.8 – 54.9 (Fe2+) |
Ca2+ | 1.32 | 5.8 – 977 |
Na+ | 12.0 | L – 13.4 |
Mg2+ | 1.21 | 1.21 – 9.70 |
K+ | 2.17 | 1.40 – 6.00 |
Al3+ | 19.0 | 0.70 – 17.3 |
Total As | 0.0012 | – |