Concentration of Au (μg/ml)

Burner Angle

0˚

10˚

20˚

30˚

0.4

0.39

0.32

0.28

0.25

1

0.98

0.51

0.4

0.33

2

1.95

0.94

0.61

0.48

4

3.95

1.7

1.08

0.81

8

7.95

3.57

1.90

1.40