Metal (ppm) | Sampling site | |||||
---|---|---|---|---|---|---|
Site 1 | Site 2 | Site 3 | Site 4 | Site 5 (Control) | MPL in Soil (UNEP, 2013) | |
Chromium | 1.97 ± 0.002a | 9.85 ± 0.004b | 5.87 ± 0.23b,c | 20.95 ± 1.80d | 0.75 ± 0.000a | 100 |
Lead | 4.75 ± 0.32a,b | 2.25 ± 0.002b | 59.01 ± 3.23c | 7.02 ± 0.044a | 0.50 ± 0.002d | 60 |
Cadmium | 1.15 ± 0.002a | 1.64 ± 0.004a | 4.71 ± 0.54b | 1.20 ± 0.004a | 1.10 ± 0.01a | 1.0 |
Copper | 1.42 ± 0.003a | 1.21 ± 0.001a | 21.2 ± 2.76b | 33.0 ± 3.40c | 1.10 ± 0.022a | 100 |