Table 2

Strains	Number of HPLC peaks		Molar mass (g.mol^-1)	Retention time (min)
Strains	Growth at 8°C	Growth at 17°C	Molar mass (g.mol^-1)	Growth at 8°C	Growth at 17°C
PfA7B	2	2	1111.7	24.0+/-0.7	24.2+/-0.0
PfA7B	2	2	1125.7	28.5+/-0.9	28.7+/-0.0
Pf1 Vis-	0	0	ND	ND	ND
DSS73	1	1	1394.8	16.0+/-0.6	16.0+/-0.6
DSS73-15C2	0	0	ND	ND	ND
CTS22	1	1	1353.8	16.2+/-0.6	16.0+/-0.5
CTS38	2	4	1111.6	ND	22.2+/-0.5
			1125.7	25.1 +/-0.6	26.2+/-0.7
			1151.6	ND	34.8+/-0.4
			1153.7	36.9+/-0.5	38.0+/-0.0
CTS50	3	5	1111.6	22.1+/-0.8	22.0+/-0.5
			1125.6	26.2+/-1.5	26.5+/-0.4
			1139.6	31.0+/-1.0	31.0+/-1.0
			1165.4	ND	38.0+/-0,9
			1167.6	ND	41.1+/-1.1
CTS70	2	2	1394.8	15.7 +/- 0.3	15.7+/-0.3
CTS70	2	2	1408.5	16.8 +/-0.5	16.8+/-0.5
CTS117	2	2	1111.7	21.2+/-0.6	21.1+/-1.0
CTS117	2	2	1125.7	24.9+/-0.9	24.5+/-0.8
CTS193	1	1	1408.9	13.8+/-0.8	13.8+/-0.4
DR54	6	6	1110.7	45.5 +/-0.7	45.4+/-0.6
			1124.7	46.9+/-0.4	46.9+/-0.4
			1110.7	47.3+/-0.5	47.3+/-0.4
			1124.7	48.7+/-0.4	48.8+/-0.4
			1150.5	53.7+/-0.5	53.7+/-0.3
			1152.6	57.0 +/- 0.5	56.9+/-0.3

Table 2: Biosurfactant characterization by HPLC for the nine wild strains grown at 8°C and 17°C HPLC was done for biosurfactants produced by the wild strains as described in materials and methods. ND means not detected. The experiments were done in triplicate.