Table 2 Metal levels in fruit samples (mean ± SD, n = 6)
Fruit | Concentration of metals (µg/g edible portion) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Na | K | Ca | Mg | Fe | Cu | Zn | Mn | Pb | Cd | |
Banana | 6.4 ± 0.2 | 3480 ± 20 | 75.0 ± 1 | 281 ± 1 | 4.6 ± 0.1 | 0.8 ± 0.1 | 2.3 ± 0.1 | 1.2±0.1 | ND | ND |
Grape | 13.7 ± 0.3 | 1780 ± 30 | 250 ± 1 | 60.0 ± 1 | 3.8 ± 0.2 | 2.6 ± 0.1 | 2.2 ± 0.1 | 3.4 ± 0.2 | ND | ND |
Guava | 15.6 ± 0.2 | 2080 ± 50 | 481 ± 3 | 140 ± 2 | 5.6 ± 0.1 | 1.2 ± 0.1 | 1.4 ± 0.1 | 4.8 ± 0.1 | ND | 0.200 ± 0.004 |
Orange | 14.7 ± 0.1 | 1220 ± 20 | 554 ± 1 | 79.0 ± 1 | 2.6 ± 0.1 | 0.7 ± 0.1 | 1.6 ± 0.1 | 1.3 ± 0.1 | ND | 0.300 ± 0.01 |
Mandarin | 10.6 ± 0.2 | 1380 ± 20 | 286 ± 11 | 84.0 ± 3 | 2.5 ± 0.1 | 0.3 ± 0.01 | 1.2 ± 0.1 | 0.3 ± 0.01 | ND | 0.13 ± 0.01 |