TABLE 6.
Concentration of lipopeptides in HIF with HPLC.
| Lipopeptides | Number of samples | Retention time | Peak area | Concentration (mg/L) | Average concentration (mg/kg) |
|---|---|---|---|---|---|
| Iturin* | SS1 | 3.208 | 1,645,000 | 49.971 | 28.764 ± 14.997 |
| SS2 | 3.149 | 586,718 | 18.404 | ||
| SS3 | 3.146 | 570,404 | 17.917 | ||
| Surfactin# | S1 (peak 1) | 13.377 | 20,919 | 41.128 | 44.887 ± 5.435 |
| S2 (peak 1) | 13.537 | 180,829 | 52.573 | ||
| S3 (peak 1) | 13.404 | 18,562 | 40.959 | ||
| S1(peak 2) | 13.893 | 6,105 | 21.986 | 21.981 ± 0.005 | |
| S2 (peak 2) | 13.934 | 5,672 | 21.976 | ||
| S1 (peak 3) | 14.669 | 2,756 | 46.721 | 46.649 ± 0.072 | |
| S2 (peak 3) | 14.685 | 1,810 | 46.577 | ||
| S1 (peak 4) | 15.481 | 19,480 | 60.661 | 62.328 ± 1.667 | |
| S2 (peak 4) | 15.499 | 33,024 | 63.994 | ||
| Total | 204.61 | ||||
*One characteristic peak. #Four characteristic peaks.