title: Thin-layer and column chromatography of erythromycins and some degradation products.
mesh_terms: D002850:Chromatography, Gel; D002855:Chromatography, Thin Layer; D004917:Erythromycin / Q000032:analysis*; D008722:Methods; D012822:Silicon Dioxide
chemical_list: D004917:Erythromycin; D012822:Silicon Dioxide