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Table 2 Heavy metals contents in root vegetables and onion from investigated areas (mgKg-1 fresh matter, * p < 0.05)

From: Heavy metals health risk assessment for population via consumption of vegetables grown in old mining area; a case study: Banat County, Romania

Vegetables/Metals content

± Standard Deviation

Fe ± SD

Mn ± SD

Zn ± SD

Cu ± SD

Ni ± SD

Cd ± SD

Pb ± SD

Parsley Root (R)

221.80* ± 40.69

37.83* ± 13.01

45.82* ± 17.59

5.66* ± 1.14

1.28* ± 0.72

0.20* ± 0.12

15.78* ± 7.81

Parsley Root(M)

99.02 ± 25.84

8.10* ± 2.34

7.74* ± 1.59

6.88* ± 0.86

0.49 ± 0.08

0.04 ± 0.02

0.66* ± 0.21

Parsley Root (Ref)

48.78 ± 15.29

3.27 ± 0.79

3.52 ± 0.98

1.22 ± 0.35

0.19 ± 0.05

0.01 ± 0.00

0.08 ± 0.01

Carrot Root(R)

29.97* ± 5.72

3.06* ± 0.25

4.93* ± 1.06

1.54* ± 0.21

0.18* ± 0.01

0.08* ± 0.02

2.11* ± 0.52

Carrot Root (M)

31.89* ± 2.51

2.22 ± 0.40

3.18 ± 0.44

1.77* ± 0.23

0.08 ± 0.02

0.03 ± 0.00

0.09 ± 0.01

Carrot Root (Ref)

17.31 ± 1.70

1.43 ± 0.18

2.05 ± 0.16

0.74 ± 0.08

0.04 ± 0.01

0.01 ± 0.00

0.06 ± 0.02

Onion (R)

15.26* ± 2.24

4.07* ± 0.52

10.91* ± 1.82

0.43 ± 0.24

0.21* ± 0.03

0.06* ± 0.01

0.50* ± 0.15

Onion (M)

4.65 ± 2.20

1.34* ± 0.59

2.01* ± 0.97

1.37* ± 0.14

0.03 ± 0.01

0.01 ± 0.00

0.13* ± 0.05

Onion (Ref)

1.56 ± 0.28

0.32 ± 0.05

0.78 ± 0.08

0.25 ± 0.01

0.01 ± 0.00

0.01 ± 0.00

0.04 ± 0.03

Maximum allowable

limits (MAL)

-

-

15.00

5.00

-

0.10

0.50