DETERMINATION OF THE DRY RESIDUE, HEAVY METALS AND GLYCYRRHIZIC ACID CONTENT IN A COMPLEX LIQUID EXTRACT BASED ON LICORICE ROOTS, ECHINACEA GRASS AND ROSEHIP FRUITS

Abstract

The article presents the results of research on standardization of a liquid extract with expectorant effect, containing licorice roots, echinacea herb and rosehip fruit. The studies were conducted in accordance with the requirements of the State Pharmacopoeia of the Republic of Uzbekistan. Studies were conducted to determine heavy metals, density, dry residue, and quantified the content of alcohol and glycyrrhizic acid  (GA).