TOXICITY ASSESSMENT OF THE SUBSTANCE BARAKLEAN GOLD TO HYDROBIONTS
Toxicity of the preparation BARAKLEAN GOLD was assessed for standard test-objects : phytoplanctonic organisms Phaeodactylum tricornutum Bohin; zooplanctonic organisms Artemia salina and fishes, one-day old fishes – Poecillia reticulate Peters. Toxicity assessment to hydrobionts was based on indicators of mean lethal concentrations LC50 characterizing changes in survival (death) by 50% in a definite time -24, 48 and 96 hours (LC50 /24,48,96h). Based on toxicity assessment results, it was established that the preparation BARAKLEAN GOLD refers to moderately toxic substances.