dieldrin


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dieldrin:

see insecticidesinsecticides,
chemical, biological, or other agents used to destroy insect pests; the term commonly refers to chemical agents only. Chemical Insecticides

The modern history of chemical insecticides in the United States dates from 1867, when Paris green proved
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.

dieldrin

[′dēl·drən]
(organic chemistry)
C12H8Cl6O A white, crystalline contact insecticide obtained by oxidation of aldrin; used in mothproofing carpets and other furnishings.

dieldrin

a crystalline insoluble substance, consisting of a chlorinated derivative of naphthalene: a contact insecticide the use of which is now restricted as it accumulates in the tissues of animals. Formula: C12H8OCl6
References in periodicals archive ?
This seems especially the case for dieldrin that contributed most to the risk of pesticides found in bean leaves as can be seen from its high residue levels compared to the TDI (Table 4).
Overall, the majority of the bat samples had detectable concentrations of dieldrin and DDE, while many samples also had detectable concentrations of DDT, DDD, heptachlor epoxide and diazinon (Figure 2).
Hille's research focused on the toxicity of chlorinated hydrocarbons, as dieldrin, to fish; toxicity of surfactants, as detergents, to fish; stream macro-invertebrate community structure; and water quality criteria of streams.
This included the metals arsenic, lead and mercury, pesticides chlorpyrifos, permethrin and endosulfan, persistent organic pollutants dioxin, DDT, dieldrin and chlordane and the food processing byproduct acrylamide.
All 364 children in the study (207 preschool children between two and seven and 157 school-age children between five and seven) exceeded cancer benchmarks for arsenic, dieldrin, DDE and dioxins.
And--some good news--with the exception of dieldrin, the half-life values measured for the pesticides in the samples indicated that legacy pesticide levels were decreasing over time in the Delmarva.
A preliminary note on a probable case of dieldrin resistance in Anopheles culicifacies in Thana district, Bombay state.
Aldrin, Chlordane, Dieldrin, Endrin, Heptachlor, H.
Organochlorine pesticides, such as DDTs and its metabolites (2,4' and 4,4'-DDT, DDD and DDE), hexachlorobenzene (HCB), cyclodienes (aldrin, dieldrin, and endrin), chlordanes (heptachlor, heptachlor epoxide, cis-chlordane, transchlordane, cis-nonachlor, trans-nonachlor, and oxychlordane), HCHs ([alpha],[beta],[gamma],[delta]-isomers), mirex, and industrial chemicals like PCBs, are ubiquitous environmental pollutants (Kannan et al.
These included methomyl (18), ronnel (19), dieldrin (20) and furadan (21).
Those chemicals included dieldrin, DDT, polychlorinated biphenyls (PCBs), chlordane, and polycyclic aromatic hydrocarbons (PAH).