Issues of conducting identification analyses of separated quantities or establishing common origin of narcotic drugs and psychotropic substances

Some aspects of identification analysis of separated quantities of narcotic drugs and psychotropic substances or establishing their common origin are considered in the article based on the analysis of expert practice and current anti-drug legislation. Some perspectives on expanding the circle of objects of expert analyses using analytical samples of narcotic drugs and psychotropic substances are shown, as well as a range of problems arising thereon is identified in the article.