Research Article
Risk Assessment of Heavy Metals in Imported Frozen Fish Scomber scombrus Species Sold in Nigeria: A Case Study in Zaria Metropolis
Table 3
Individuals DIM and HRI response for heavy metals in muscle tissues of Scomber scombrus species.
| Heavy metal | Range for 12 batches (mg⋅kg−1) | Mean ± SD (mg⋅kg−1) | Individuals | DIM (mg⋅kg−1day−1) | HRI |
| Cd | 0.400–9.00 | 2.284 ± 0.010 | Adults (19 yrs and above) | | | Children (7–18 yrs) | | | Children (1–6 yrs) | | |
| Pb | 2.00–21.750 | 11.188 ± 0.010 | Adults (19 yrs and above) | | | Children (7–18 yrs) | | | Children (1–6 yrs) | | |
| Hg | 50.300–99.350 | 74.546 ± 0.035 | Adults (19 yrs and above) | | | Children (7–18 yrs) | | | Children (1–6 yrs) | | |
| Fe | 6.040–59.160 | 16.663 ± 0.023 | Adults (19 yrs and above) | | | Children (7–18 yrs) | | | Children (1–6 yrs) | | |
| Ni | 1.350–11.800 | 7.492 ± 0.053 | Adults (19 yrs and above) | | | Children (7–18 yrs) | | | Children (1–6 yrs) | | |
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yrs = years.
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