title: A common solvent impurity resembling a tocopherol.
mesh_terms: D002734:Chlorophyll / Q000032:analysis; D002855:Chromatography, Thin Layer; D010944:Plants / Q000032:analysis; D012822:Silicon Dioxide; D012997:Solvents / Q000032:analysis*; D013053:Spectrophotometry; D014810:Vitamin E / Q000032:analysis*
chemical_list: D012997:Solvents; D014810:Vitamin E; D002734:Chlorophyll; D012822:Silicon Dioxide