Insecticide thiodan

Massive fish kill on river Rhine following dumped cans of the insecticide thiodan... 

Uses insecticide, cereals, coffee, cotton, potatoes, tea, vegetables Trade names Thiodan, Cyclodan, Beosit, Malix, Thimul, Thifor (Hoechst) Type halogenated hydrocarbon, sulfite... 

Cigarette mainstream smoke (MSS) contains a wide variety of 5-containing compounds, for example, 5-containing amino acids, residues of herbicides, pesticides, insecticides, and growth promoters (Malathion , Captan , Thiodan , a- and P-Endosulfan , Disulfoton , Guthion , and Chlorpyriphos ), certain organic sulfates and sulfides, and decomposition... 

Soil samples were extracted first with a 0.05 N CaCl2-acelone mixture, and later with n-hexane and benzene or chloroform. The presence of the CaCl2 prevented the appearance of disturbing coextractives. This procedure resulted in 92-98% recovery. HCH and dilor were separated on Silufol plates in n-hexane, the a-thiodane and -isomer in petroleum ether, and pyrethroids, OP, and OC insecticides in various n-hexane-acetone mixtures (20) (Table 10). 

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