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Table 1 Composition of rhamnolipids RL7-11 produced by P. aeruginosa ZS1

From: A novel rhamnolipid-producing Pseudomonas aeruginosa ZS1 isolate derived from petroleum sludge suitable for bioremediation

No. [M-H] (m/z) RL7-11 components Molecular formula Relative level (%) Rank
1 447.3 Rha-C8-C8 C22H40O9 1.47 16
2 447.3 Rha-C10-C6 C22H40O9 2.78 9
3 475.3 Rha-C10-C8/Rha-C8-C10 C24H44O9 10.11 4
4 503.3 Rha-C10-C10 C26H48O9 17.74 2
5 529.3 Rha-C10-C12:1/Rha-C12:1-C10 C28H50O9 2.36 13
6 531.4 Rha-C10-C12/Rha-C12-C10 C28H52O9 4.72 6
7 557.4 Rha-C10-C14:1/Rha-C14:1-C10 C30H54O9 0.85 18
8 593.3 Rha-Rha-C8-C8 C28H50O13 1.79 15
9 621.4 Rha-Rha-C10-C8/Rha-Rha-C8-C10 C30H54O13 11.80 3
10 647.4 Rha-Rha-C10-C10:1 C32H56O13 1.80 14
11 647.4 Rha-Rha-C8-C12:1 C32H56O13 2.71 11
12 649.4 Rha-Rha-C10-C10 C32H58O13 19.66 1
13 675.4 Rha-Rha-C12:1-C10/Rha-Rha-C10-C12:1 C34H60O13 2.37 12
14 677.4 Rha-Rha-C12-C10/Rha-Rha-C10-C12 C34H62O13 8.28 5
15 703.4 Rha-Rha-C10-C14:1/Rha-Rha-C14:1-C10 C36H64O13 3.62 8
16.1 703.4 Rha-Rha-C12:1-C12 C36H64O13 0.94 17
16.2 703.4 Rha-Rha-C12-C12:1 C36H64O13 3.77 7
17 705.5 Rha-Rha-C12-C12 C36H66O13 2.72 10
18 731.5 Rha-Rha-C10-C16:1/Rha-Rha-C16:1-C10 C38H68O13 0.50 19