Table 2.

Stability of the biosurfactant by Pseudomonas aeruginosa BM02.

Variable		Surface tension (mN/m)	Variable		Surface tension (mN/m)	Variable		Surface tension (mN/m)
pH	3	27.95 ± 0.4	NaCl (%)	2	27.29 ± 0.5	Temperature (°C)	10	27.41 ± 0.1
	5	28.35 ± 0.4		4	28.01 ± 0.2		30	27.67 ± 0.0
	7	33.22 ± 1.6		6	31.80 ± 0.4		55	27.44 ± 0.3
	9	32.70 ± 0.6		8	31.39 ± 0.2		80	26.83 ± 0.3
	11	33.81 ± 0.6		10	31.44 ± 0.2		100	29.26 ± 0.3

Results of thre replicates are expressed as mean ± SD.