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Ecological Systems and Devices Annotation << Back
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The choice of reactor neutralization of unconditioned
metal-pesticides |
Volgina T.N.
Katyukxin V.E.
The influence of such factors as temperature, electrolyte composition, mixing on the process of oxidative degradation of mercury containing pesticides under the oxidative system generated when an electric current through an aqueous solution of sulfuric acid and consisting of oxygen, ozone, hydrogen peroxide, mono-and persulfuric acids. Process was carried out in a liquid phase at a temperature of 20 to 70 °C, atmospheric pressure, at a current density of 0,1 to 1 A/cm2 and the concentration of the pesticide to 1 g/dm3. With help the physical and chemical methods of analysis was determined that the final products of destructive oxidation of the pesticide which having a first class risk are low-toxic compounds (carboxylic acids, carbon dioxide and water), with the formation of ions mercury at the cathode recovered by 99 % and chlorine gas absorbed by water. Based on experimental data carried out neutralization reactor design choice substandard pesticides and related toxicants.
Keywords: Neutralization of pesticides; liquid-phase oxidation; electrochemical oxidation; electrolysis of sulfuric acid; the electrode materials.
Contacts: E-mail: Volgina_t@mail.ru
Pp. 03-08. |
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