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Table 3 Factors average effects on emulsifying activity (OD500), emulsion index (I24) and the amount of biosurfactant

From: Biosurfactant from endophytic Bacillus pumilus 2A: physicochemical characterization, production and optimization and potential for plant growth promotion

Sample

Emulsifying activity OD500

Emulsion index I24 (%)

Amount of biosurfactant (g/L)

1

1.839 ± 0.036

3.51 ± 0.35

3.65 ± 0.43

2

2.145 ± 0.033

43.30 ± 2.41

7.13 ± 0.11

3

1.783 ± 0.012

15.12 ± 0.66

3.25 ± 0.33

4

2.085 ± 0.034

31.50 ± 1.03

6.46  ± 0.18

5

1.824 ± 0.017

17.56 ± 1.19

2.35 ± 0.04

6

1.835 ± 0.033

5.76 ± 0.20

1.97 ± 0.16

7

1.807 ± 0.023

9.52 ± 0.63

2.87 ± 0.11

8

2.004 ± 0.032

34.63 ± 0.38

4.48 ± 0.13

9

1.926 ± 0.043

17.27 ± 0.58

2.96 ± 0.22

10

1.874 ± 0.027

4.17 ± 0.73

1.16 ± 0.09

11

2.052 ± 0.033

26.67 ± 0.93

6.15 ± 0.48

12

1.903 ± 0.056

12.19 ± 1.13

4.98 ± 0.39

13

1.739 ± 0.076

5.49 ± 0.48

2.06 ± 0.28

14

1.934 ± 0.062

16.05 ± 0.94

5.43 ± 0.16

15

1.837 ± 0.039

11.05 ± 0.34

1.56 ± 0.05

16

1.937 ± 0.113

13.64 ± 1.56

3.99 ± 0.04