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THE EFFECT OF TECHNOGENIC POLLUTION ON THE CONTENT OF BIOLOGICALLY ACTIVE SUBSTANCES IN MEDICINAL PLANTS

The article presents the results of determining the content of flavonoids, anthocyanins, tannins and ascorbic acid in the leaves of Cotinus coggygria Scop, growing under conditions of varying degrees of technogenic pollution. The conformity of the leaves of C. coggygria, collected in the Donetsk region, to the requirements of regulatory documentation for the content of active substances was evaluated. The content of cadmium and lead in the plant materials was determined; its environmental safety was evaluated.