[Determination of ephedrine hydrochloride in compound pharmaceutical preparations by means of para-toluenesulfonic acid].
D004304:Dosage Forms; D004809:Ephedrine / Q000032:analysis*; D008722:Methods; D013451:Sulfonic Acids
D004304:Dosage Forms; D013451:Sulfonic Acids; D004809:Ephedrine
Oznaczanie chlorowodorku efedryny w złozonych preparatach farmaceutycznych za pomoca kwasu p-toluenosulfonowego.