نتایج جستجو برای: pharmaceutical pollution
تعداد نتایج: 133771 فیلتر نتایج به سال:
The fate of pharmaceuticals during the treatment effluents is major concern since they are not completely degraded and because their persistence mobility in environment. Indeed, even at low concentrations, represent a risk to aquatic life human health. In this work, fourteen were monitored constructed wetland wastewater plants (WWTP) assessed both influent effluent samples. basic water quality ...
Background & Aims of the Study: Pharmaceutical compounds have a variety of forms and applications. Specific amounts of toxic organic compounds in the process of their manufacturing and utilization cause environmental pollution problems. So, degradation and removal these compounds are necessary. The aim of this paper is the study photocatalytic degradation of ciprofloxacin drug in aqueous soluti...
Background and Objective: Pharmaceutical wastewater has a high level of pollution load that should be treated before discharging to the environment. Integrated processes using different mechanisms are one of the most fruitful methods in wastewater treatment. In this study, combined Integrated Fixed Film Activated Sludge (IFAS) and photocatalytic processes are utilized using of Fe3O4/TiO2 nanoca...
Industrial developments in the oil and gas, petrochemical, pharmaceutical food sector have contributed to large production of oily wastewater worldwide. Oily pollution affects drinking water groundwater resources, endangers aquatic life human health, causes atmospheric pollution, crop production. Several traditional conventional methods were widely reported, advantages limitations discussed. Ho...
After the boom of pharmacological research during the 1950s, mainly as a result of the screening technique, the identification of active molecules, their reshaping by means of pharmaco-chemical drug design, and the creation of extremely efficacious and successful medicines, the pharmaceutical world sought a new source of inspiration. Such biota as the tropical forest, a quantity of plants credi...
The waste of multiple residually harmful hospital pharmaceutical materials such as antibiotics, chemicals, hormonal waste, and residual particles from different types medicine used in anticonvulsants antipyretics is one the most serious health issues confronting workers today. During past decades, many efforts were made to remove effects this environmental pollution. Efficient, stable, fast, en...
Pharmaceutical industry is currently undergoing a transient phase with new orientation. Loss of financial resources, presence of new therapeutic agents and increasing cost of research and development have called for a full.scale restructuring within the pharmaceutical industry to retain even the most basic competitiveness. The development of new technologies has been as one way out of the dile...
in this work, the optimization calculations were carried out on quetiapine hemifumarat, 4, and its analogues, 1-5. these calculations were carried out using the b3lyp/6-31g(d) level of theory. the dft calculations clarified a boat structure for dibenzothiazepine moiety of the molecule which piperazine moiety has a chair conformation. thermal energies (e), enthalpies (h), and free energies (g) o...
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