Samples | Heavy Metal Concentration in mg/kg | |||||
Cu | Ni | Zn | Cd | Cr | Pb | |
Spinach leaf | 10.99 | 1.15 | 59.03 | 0.12 | 0.91 | 2.47 |
African Eggplant leaf | 18.15 | 1.79 | 34.48 | 0.08 | 0.06 | 0.49 |
Corchorus olitorius leaf | 8.27 | 1.01 | 29.98 | 0.03 | 1.05 | 4.1 |
Amaranthus hybridus leaf | 9.4 | 1.57 | 41.4 | 0.1 | 0.97 | 3.61 |
Cabbage leaf | 5 | 1.78 | 51.7 | 0.06 | 1.57 | 3.09 |
Eggplant | 12.21 | 0.73 | 23.13 | 0.03 | 0.65 | 5.11 |
African Eggplant | 11.39 | 1.13 | 20.73 | 0.04 | 0 | 2.14 |
Okra | 11.27 | 1.92 | 46.68 | 0.01 | 1.05 | 8.59 |
Pepper | 9.8 | 1.26 | 22.11 | 0.06 | 2.53 | 4.29 |
Tomato | 15.11 | 2.26 | 71.29 | 0.18 | 1.42 | 5.97 |
Limit values in plants | 40 | 70 - 80 | 20 | 0.2 | 2.3 | 0.3 |