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Table 8 Chronic daily intake (CDI) and carcinogenic risk assessment for the metals in the water samples along the Jimi River and its major tributaries for adults and children via ingestion

From: Concentrations, hydrochemistry and risk evaluation of selected heavy metals along the Jimi River and its tributaries at Obuasi a mining enclave in Ghana

 

Adults

Children

CDIing

CRing

CDIing

CRing

As

0.00 to 1.07 × 10−2

0.00 to 6.83 × 10−6

0.00 to 4.08 × 10−2

0 to 2.61 × 10−5

Cd

0.00 to 9.43 × 10−4

0.00 to 1.81 × 10−6

0.00 to 3.60 × 10−3

0 to 6.90 × 10−6

Fe

1.50 × 10−1 to 4.12

–

5.74 × 10−1 to 1.57 × 101

–

Ni

3.14 × 10−4 to 2.57 × 10−1

–

1.20 × 10−3 to 9.82 × 10−1

–

Zn

1.07 × 10−2 to 2.77 × 10−2

–

4.04 × 10−2 to 1.06 × 10−1

–

Pb

0 to 9.11 × 10−3

0.00 to 1.03 × 10−3

0.00 to 3.48 × 10−2

0 to 3.93 × 10−3