title: Reusability of silica gel in thin layer chromatography.
mesh_terms: D002855:Chromatography, Thin Layer; D005782:Gels / Q000302:isolation & purification*; D007651:Keto Acids / Q000032:analysis; D012822:Silicon Dioxide / Q000302:isolation & purification*
chemical_list: D005782:Gels; D007651:Keto Acids; D012822:Silicon Dioxide