title: Colorimetric and atomic absorption methods for the determination of ethinyl oestradiol.
mesh_terms: D003124:Colorimetry; D004997:Ethinyl Estradiol / Q000032:analysis*; D008722:Methods; D013054:Spectrophotometry, Atomic; D013607:Tablets / Q000032:analysis
chemical_list: D013607:Tablets; D004997:Ethinyl Estradiol