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Table 4 qe values in single and mixed metal solutions

From: The effect of pyrolysis temperature and feedstock on date palm waste derived biochar to remove single and multi-metals in aqueous solutions

 

pH 2

pH 4

pH 6

pH 7

pH 8

pH 10

Copper

Iron

Nickel

Zinc

Copper

Iron

Nickel

Zinc

Copper

Iron

Nickel

Zinc

Copper

Iron

Nickel

Zinc

Copper

Iron

Nickel

Zinc

Copper

Iron

Nickel

Zinc

Single metal solutions

Leaf 400

0.52

0.29

1.34

0.30

2.06

1.76

2.09

2.08

2.56

2.90

1.95

2.58

2.72

2.89

2.08

2.56

2.56

2.88

1.92

2.82

2.70

2.79

2.03

2.90

Leaf 500

2.44

0.29

1.55

0.41

2.61

0.29

2.29

1.83

2.60

2.79

2.21

2.54

2.71

2.87

2.35

2.64

2.69

2.88

2.42

2.87

2.70

2.83

2.43

2.96

Leaf 600

2.16

0.29

0.20

0.61

2.55

0.44

0.93

1.27

2.70

2.87

1.57

2.62

2.70

2.80

1.86

2.85

2.71

2.86

1.92

2.80

2.71

2.61

2.44

2.97

Frond 400

0.33

0.45

0.24

0.50

2.58

2.67

1.19

1.49

2.47

1.51

1.37

0.45

2.72

2.83

1.59

2.69

2.54

2.74

1.60

2.28

2.70

2.85

2.38

1.61

Frond 500

2.42

0.29

0.52

2.24

2.60

0.44

0.86

2.50

1.82

2.84

0.98

1.23

2.73

2.81

1.13

2.60

2.01

2.84

1.73

0.93

2.72

2.84

1.31

2.71

Frond 600

2.42

0.29

0.47

2.44

2.53

2.77

0.69

2.86

2.71

2.84

0.72

2.36

2.73

2.85

0.79

2.95

2.59

2.84

0.95

1.63

2.72

2.85

2.38

2.91

Mixed metal solutions

Leaf 400

0.27

0.29

0.25

0.30

0.42

0.29

0.25

0.30

0.88

1.89

0.12

0.19

2.69

2.77

1.90

2.58

2.74

2.77

2.46

2.98

2.74

2.77

2.47

2.99

Leaf 500

0.27

0.29

0.25

0.30

0.37

1.36

0.25

0.30

1.46

2.76

0.25

0.30

2.73

2.76

2.13

2.64

2.74

2.76

0.25

0.30

2.74

2.76

2.47

2.98

Leaf 600

0.27

0.29

0.25

0.30

2.73

2.76

1.25

2.41

2.74

2.76

2.24

2.73

2.73

2.76

2.47

2.99

2.73

2.76

2.19

2.73

0.29

2.73

0.28

0.42

Frond 400

0.27

0.29

0.25

0.30

0.32

1.08

0.25

0.30

2.65

2.76

0.93

1.12

2.73

2.75

2.05

2.61

2.72

2.75

1.92

2.37

2.74

2.75

2.47

2.98

Frond 500

0.27

0.29

0.25

0.30

0.27

0.68

0.25

0.30

2.74

2.76

2.34

2.77

2.74

2.75

2.47

2.99

2.74

2.75

2.38

2.86

0.27

0.29

0.25

0.30

Frond 600

0.27

0.29

0.25

0.30

0.27

2.51

0.25

0.30

2.42

2.75

0.30

0.18

2.73

2.75

1.75

2.18

2.51

2.75

0.79

0.62

2.73

2.75

2.47

2.98