Chemistry of the ephedrine spot test based on its pyrolytic oxidation to acetaldehyde by sodium bismuthate.
D000447:Aldehydes / Q000032:analysis; D001729:Bismuth; D004809:Ephedrine / Q000032:analysis*; D010084:Oxidation-Reduction
D000447:Aldehydes; D004809:Ephedrine; D001729:Bismuth