Sample | Added (μg g-1) | Found (μg g-1) a | |||
---|---|---|---|---|---|
Cu(II) | Ni(II) | Cd(II) | Cr(III) | ||
Tomato | 0.00 10.00 | 2.56 ± 0.55 12.72 ± 0.37 | 8.95 ± 0.24 19.24 ± 0.35 | 1.12 ± 0.05 11.26 ± 0.04 | 3.72 ± 0.40 13.49 ± 0.09 |
Spinach | 0.00 10.00 | 0.56 ± 0.04 10.69 ± 0.15 | 1.53 ± 0.12 11.29 ± 0.18 | 0.08 ± 0.02 10.05 ± 0.02 | 5.85 ± 0.38 16.17 ± 0.29 |