FIG. 2.
HPLC chromatogram of the same culture medium used in producing Fig. 1, but in this case, analysis was carried out by using a C18 column with octanesulfonic acid as an ion-pairing agent.
HPLC chromatogram of the same culture medium used in producing Fig. 1, but in this case, analysis was carried out by using a C18 column with octanesulfonic acid as an ion-pairing agent.