Table 3 Heavy metals concentration in studied ash samples.

From: Risk control of heavy metal in waste incinerator ash by available solidification scenarios in cement production based on waste flow analysis

 

Metals (µg/g)

Zn

Cu

Cr

Pb

Cd

Ni

Hg

As

P1

 BA

  Spring

1696.13

1097.90

430.48

157.73

20.12

38.90

0.051

0.099

  Summer

2028.65

537.38

411.05

74.32

12.32

15.14

0.01

0.081

  Autumn

1950.21

475.28

671.26

1.36

26.47

21.72

0.021

0.142

  Winter

1537.11

556.56

455.50

130.09

14.07

37.36

0.013

0.293

 SFA

  Spring

2366.87

424.80

488.56

64.39

16.3

22.98

0.001

0.047

  Summer

3068.62

370.31

627.53

76.60

18

23.10

0.004

0.341

  Autumn

2566.08

525.23

540.82

66.50

18.74

17.39

0.003

0.014

  Winter

2773.41

202.35

576.64

77.50

16.94

23.84

0.004

0.065

 FA

  Spring

7380.12

2551.12

466.78

3197.23

397.7

18.86

0.31

0.201

  Summer

8004.99

2025.04

336.53

3029.88

345.04

14.80

0.121

0.06

  Autumn

5374.87

1742.83

564.72

1790.57

194.71

23.96

0.523

0.481

  Winter

7737.5

2019.82

576.17

2586.06

285.49

16.73

0.323

0.012

P2

 BA

  Spring

1105.17

504.38

371.69

142.12

14.14

18.99

0.011

0

  Summer

2668.85

645.48

315.71

73.29

12.75

10.78

0.023

0.006

  Autumn

991.75

429.28

373.74

124.34

13

18.10

1.031

0.23

  Winter

1008.04

596.77

356.39

82.27

14.29

13.42

0.044

0.08

 SFA

  Spring

3342.46

346.47

371.65

1102.60

124.27

38.14

2.081

0.124

  Summer

1473.03

325.19

526.85

81.54

13.24

15.87

0.014

0

  Autumn

1404

252.55

517.68

72.46

15.34

12.86

0.116

0.198

  Winter

1408.21

183.46

502.62

78.90

12.56

20.75

0.652

0.077

 FA

  Spring

10,960.03

1476.27

301.80

5702.26

626.02

8.62

15.961

0.253

  Summer

12,770.4

1681.49

8829.45

5787.78

484.49

14.26

5.302

0.177

  Autumn

8312.56

1645.11

245.24

3254.94

290.03

13.84

19.57

0.105

  Winter

6387.37

1670.37

390.21

2555.06

277.5

11.26

1.453

0.185

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