Activated carbon was prepared from the sewage sludge of municipal wastewater treatment plant by chemical activation (activation reagent is ZnCl2) and was used for the adsorption of dye (reactive brilliant red K-2BP).
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Geochemistry characteristics and evaluation of the pollution extent of arsenic in wastewater irrigated soil in the North of Tianjin City
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The isolation and identification of high efficient biohydrogen production anaerobic bacteria are the important foundations for the fermented biohydrogen production process by anaerobic digesting organic wastewater.
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Development and application of some renovated technologies for municipal wastewater treatment in China
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Wastewater discharge, especially municipal wastewater discharge, and non-point pollution sources are becoming the major water pollution source and research focus.
This paper first discusses the effects of water pollution, and explains that different social systems and different political lines will produce different results on environmental control. Ozonation is proposed as a method of advanced treatment of oil refinery wastewater to control pollution. Laboratory experiments have been performed to find out the degree of purification obtained from ozonation and the relations between the various factors concerned. Experiments consist of treating the wastewater...
This paper first discusses the effects of water pollution, and explains that different social systems and different political lines will produce different results on environmental control. Ozonation is proposed as a method of advanced treatment of oil refinery wastewater to control pollution. Laboratory experiments have beeD performed to find out the degree of purification obtained from ozonation and the relations between the various factors concerned. Experiments consist of treating the wastewater...
The procedure and accuracy of the methods of ammonia nitrogen determination in wastewater with gas-sensing electrode and air-gas electrode were studied. In the procedure, the sample needs generally no pre-treatment and can be determined directly. The concentration of ammonia nitrogen should be in the range of 0.2~200mg/1 as other selective electrode methods, these methods are rapid. simple and accurate.