Research Article
Characteristics, Distribution, and Source Analysis of the Main Persistent Toxic Substances in Karst Groundwater at Jinan in North China
Table 8
Quality evaluation of inorganic toxicology compounds in fractured karst water.
| | Evaluating compounds | I | II | III | IV | V | | Groundwater quality standard (mg/L) | Fraction of samples meeting the standard (%) | Groundwater quality standard (mg/L) | Fraction of samples meeting the standard (%) | Groundwater quality standard (mg/L) | Fraction of samples meeting the standard (%) | Groundwater quality standard (mg/L) | Fraction of samples meeting the standard (%) | Groundwater quality standard (mg/L) | Fraction of samples meeting the standard (%) |
| | Se | ≤0.01 | 100 | ≤0.01 | 0 | ≤0.01 | 0 | ≤0.1 | 0 | >0.1 | 0 | | F− | ≤1.0 | 20.81 | ≤1.0 | 51.68 | ≤1.0 | 26.17 | ≤2.0 | 0.67 | >2.0 | 0.67 | | (In N) | ≤2.0 | 3.36 | ≤5.0 | 16.11 | ≤20.0 | 67.79 | ≤30.0 | 8.05 | >30.0 | 4.7 | | (In N) | ≤0.01 | 90.6 | ≤0.1 | 5.37 | ≤1.00 | 2.01 | ≤4.8 | 1.34 | >4.8 | 0.67 |
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