Dilute solution

(mg/mL)

Staphylococcus aureus (mm)

Salmonella

(mm)

Salmonella Paratyphi B

(mm)

Shigella flexneri (mm)

125

17.38 ± 0.06

15.06 ± 0.04

12.59 ± 0.11

9.36 ± 0.02

100

15.26 ± 0.03

13.65 ± 0.03

11.81 ± 0.09

8.01 ± 0.06

75

13.17 ± 0.09

12.21 ± 0.11

10.45 ± 0.10

7.19 ± 0.10

50

10.41 ± 0.07

11.39 ± 0.10

9.08 ± 0.06

6.51 ± 0.05

25

8.56 ± 0.05

9.47 ± 0.07

7.89 ± 0.12

5.29 ± 0.07

positive control

23.56 ± 0.07

20.14 ± 0.05

22.03 ± 0.09

19.41 ± 0.06

negative ontrol

—

—

—