This work aims to study the recovery of succinic acid, formic acid, and acetic acid from a model fermentation broth by adsorption using a commercial polyvinylpyridine (PVP) resin (Reillex 425), with ...

Analytical step. Figure 1 shows some of the chromatograms obtained in the analysis of folic acid standard solution (Figure 1a) and samples of corn and wheat flours.In these Figures, the peak for folic ...

As can be seen in Figure 5b, the same intermediates mentioned above were detected at pH=4.5 when this was adjusted with buffer solution.In this same figure, it is possible to observe the complete ...