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Table 2 Surface tension reduction (STR) with different carbon sources. Surface tension values represented mean ± SD of three independent experiments

From: Isolation of biosurfactant-producing Pseudomonas aeruginosa RS29 from oil-contaminated soil and evaluation of different nitrogen sources in biosurfactant production

Carbon source

Surface tension of control (mN/m)

Surface tension of sample (mN/m)

Surface tension reduction (%)

Glucose

69.3 ± 0.2

29.7 ± 0.30

57

Glycerol

70.2 ± 0.14

28.4 ± 0.33

60

Mannitol

68.7 ± 0.31

30.4 ± 0.12

56

n-Hexadecane

55.0 ± 0.22

37.0 ± 0.22

33

Sludge

47.0 ± 0.32

39.0 ± 0.34

17

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Annals of Microbiology

ISSN: 1869-2044

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