Automated colorimetric assay of norgestrel.
D001322:Autoanalysis / Q000295:instrumentation; D055598:Chemical Phenomena; D002621:Chemistry; D003124:Colorimetry; D007659:Ketones / Q000032:analysis*; D011278:Pregnanes / Q000032:analysis*; D000644:Quaternary Ammonium Compounds; D013696:Temperature; D013778:Tetrazolium Salts
D007659:Ketones; D011278:Pregnanes; D000644:Quaternary Ammonium Compounds; D013778:Tetrazolium Salts