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. 2022 May 9;13:879739. doi: 10.3389/fmicb.2022.879739

TABLE 2.

Detection of surfactin lipopeptide by LC/ESI/MS.

Product Ion Negative Product Ion Positive Negative m/z Positive m/z Molecular weight/Exact mass Compound References
[M-H] [M+H]+ 982.3 960.4 93 C12 Sarwar et al., 2018; Parameshwar et al., 2019,Janek et al., 2021
839.9 1007.1 1007 C13
1012.8 927.9 1021 C14
1014.1 1033.7 1035 C15
1059.3 1079.7 1049 C16
1063 C17