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. 2022 Nov 17;12:19770. doi: 10.1038/s41598-022-24321-3

Figure 4.

Figure 4

The effects of different concentrations of biosurfactants and bioemulsifier on the release of TPH from the soil at two different times (1- and 7-days). (a) Surfactant produced by SH21 isolate, (b) surfactant produced by SHA302 isolate, and (c) emulsifier produced by SH72 isolate.