Table 5 Results of leaching experiment of pre-oxidized ilmenite.

From: Production of synthetic rutile from tin ore beneficiation byproduct through preoxidation and reductive leaching in hydrochloric acid

Experiment no

Extracted Fe (%)

Ti co-dissolution (%)

Duplicate I

Duplicate II

Mean

Duplicate I

Duplicate II

Mean

1

94.52

93.96

94.24

2.87

3.75

3.31

2

96.05

96.29

96.17

7.49

8.23

7.86

3

96.82

96.95

96.89

11.30

14.94

13.12

4

97.41

97.04

97.22

16.68

16.37

16.53

5

95.95

96.00

95.97

12.67

11.97

12.32

6

96.64

97.01

96.82

8.45

9.09

8.77

7

97.74

97.34

97.54

22.44

21.91

22.18

8

97.20

97.54

97.37

10.76

11.61

11.19

9

96.50

95.77

96.13

18.36

17.50

17.93

10

98.46

97.98

98.22

19.23

18.30

18.76

11

96.20

96.64

96.42

8.09

8.74

8.42

12

97.36

96.51

96.94

16.65

15.88

16.26

13

96.45

96.73

96.59

23.92

22.38

23.15

14

97.18

97.35

97.27

14.41

16.41

15.41

15

97.36

97.22

97.29

20.33

21.52

20.92

16

96.44

97.01

96.72

10.10

13.76

11.93

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