title: Nematic liquid crystal for gas-liquid chromatographic separation of steroid epimers.
mesh_terms: D000731:Androstanes / Q000032:analysis*; D002776:Cholestanes / Q000032:analysis*; D002849:Chromatography, Gas; D002853:Chromatography, Liquid; D007536:Isomerism; D013261:Sterols / Q000032:analysis; D013696:Temperature
chemical_list: D000731:Androstanes; D002776:Cholestanes; D013261:Sterols