Sample ID

Contamination factor

PLI index

Hg

As

Fe

Ni

Cr

Mn

Al

Pb

AR2

38.50

5.65

3842.37

0.41

1.55

0.32

2288.64

2.59

13.38

AR3

72.22

1.06

3909.11

0.51

0.46

0.35

2080.80

2.99

10.56

AR5

-

3.87

2001.06

0.23

0.14

0.19

832.84

2.62

0.00

AR7

45.72

1.79

5245.97

0.45

1.01

0.66

5416.93

2.76

14.49

AR8

51.28

1.42

6081.36

0.53

1.11

0.83

5406.70

2.88

15.52

AR9

-

0.50

4499.79

0.65

0.79

0.56

6608.07

2.86

0.00

AR10

-

0.84

8169.49

0.85

1.10

0.79

6027.27

3.50

0.00

AR11

-

0.81

7530.72

0.85

0.98

0.82

6027.27

2.38

0.00

AR13

115.00

0.62

4356.36

0.53

0.53

0.38

4276.14

4.46

12.59

AR14

45.17

0.46

2661.44

0.30

0.20

0.20

932.39

3.15

6.09

AR15

21.50

0.67

865.25

0.12

0.29

0.11

3819.55

0.50

4.15

AR16

-

0.14

6249.58

0.15

0.19

0.52

4805.45

1.01

0.00

AR17

-

0.64

7844.49

0.78

1.10

0.74

6889.09

3.14

0.00

AR18

-

0.80

6761.02

0.65

0.87

0.70

5952.73

3.91

0.00

AR19

110.56

0.59

6625.85

0.71

0.75

0.68

5354.32

3.56

15.29

AR20

-

0.86

5727.54

0.54

0.68

0.52

4408.98

3.07

0.00

AR23

-

0.58

3623.94

0.44

0.26

0.30

797.50

2.68

0.00

AR24

-

1.28

9234.11

0.97

1.40

0.80

7035.34

3.94

0.00

AR25

58.33

0.45

5407.20

0.52

0.71

0.57

4504.89

0.53

9.57