IN view of the increasing use of microbiological methods for the assay of vitamins, amino-acids, etc., I think it important to direct attention to the fact that the method at present employed of ...

Microbial assays are a technique to assess a compound’s potency or concentration. This is carried out by exposing microorganisms to the compound and determining its effect on them. Microbial assays ...

The HPLC analysis of amphotericin B reported in the literature used either a weak acid or the chelating agent EDTA in the mobile phase. The weak acid improves the chromatographic peak shape by ...