title: Determination of p-hydroxyphenoxy methyl penicillin in phenoxymethyl penicillin fermentation samples.
mesh_terms: D001681:Biological Assay; D002854:Chromatography, Paper; D003124:Colorimetry; D005285:Fermentation; D008722:Methods; D010404:Penicillin V / Q000032:analysis*
chemical_list: D010404:Penicillin V