“…Polarographic analyses of organochloro and organophosphate insecticides in foods and feeds (1111) were reported: Dipterex [0,0'-dimethy 1- 1trichloro-2,2-dip -methoxyphenylethane), and y-isomer of 1,2,3,4,3,6hexachlorocyclohexane mixtures after separation by thin-layer chromatography (703). The reduction data for the insecticides aldrin, isodrin, a-and 0-chlordane, dieldrin, and endrin were applied to their analysis and the products of electrolysis studies were also identified (235)(236)(237).…”