Microorganisms

Inhibition zone (mm)

Essential oil (20 μL/disc)^a

Chloramphenicol (30 μg/disc)^b

E. coli ATCC 25922

18.7 ± 0.6

30.2 ± 1.2

S. aureus ATCC 29213

25.3 ± 1.2

29.6 ± 0.9

E. faecalis ATCC 29212

17.8 ± 0.3

28.5 ± 1.6

P. aeruginosa ATCC 27853

10.8 ± 0.8

14.3 ± 0.9