The experiments on Wistar rats were undertaken to analyze metabolism of 253Pu in combination with tributylphosphate and organic solvents of trichlorobenzene and H-paraffin entering the organism through stab-wounds. It was shown that the combination of tributylphosphate with the above substances increased the levels of plutonium accumulation at the early stage of investigation twice as much.
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Sci Total Environ
December 2024
Analytical Chemistry Research Group (FQM 323), Department of Physical and Analytical Chemistry, University of Jaén, Campus Las Lagunillas edif. B3, 23071 Jaén, Spain; University Research Institute for Olives Grove and Olive Oil (INUO), University of Jaén, Jaén, Spain.
The pollution of natural waters by contaminants of emerging concern (CECs) is one of the pressing problems due to their global distribution and potential negative effects on the environment and human health. In rural areas with lower population density and limited industrial development, less contamination is expected. However, the lack of wastewater treatment plants (WWTPs) or their poor removal efficiency can lead to significant input of pollutants.
View Article and Find Full Text PDFUltrason Sonochem
August 2024
Department of Physical Chemistry, Faculty of Chemistry, University of Tabriz, Tabriz 5166616471, Iran. Electronic address:
Battery industry, one of the most crucial components of the modern world, relies heavily on lithium production, and brines from the spent battery materials is one of the most important sources to exploit lithium. A new ultrasonic assisted membrane processing is proposed for lithium separation simulated brine. The effects of membrane composition, feed concentration, and ultrasonic conditions on the lithium extraction efficiency have been explored.
View Article and Find Full Text PDFSci Total Environ
October 2024
University Joint Laboratory of Guangdong Province, Hong Kong and Macao Region on Marine Bioresource Conservation and Exploitation, College of Marine Sciences, South China Agricultural University, Guangzhou 510642, China; Guangdong Laboratory for Lingnan Modern Agriculture, South China Agricultural University, Guangzhou 510642, China. Electronic address:
As an emerging organic pollutant, tributyl phosphate (TnBP) can be easily adsorbed by microplastics, resulting in compound toxic effects. In the present work, the effects of polystyrene microplastics (PS-MPs) and TnBP on the survival, growth, reproduction and oxidative stress of Daphnia magna (D. magna) have been evaluated through multigenerational test.
View Article and Find Full Text PDFJ Environ Manage
April 2024
School of Metallurgy and Environment, Central South University, Changsha, 410083, China; Laboratory of Metallurgical Separation Science and Engineering, Central South University, Changsha, 410083, China. Electronic address:
The recovery of valuable metals from spent lithium-ion batteries (LIBs) is crucial for environmental protection and resource optimization. In the traditional recovery process of spent LIBs, the leaching of high-valence metals has the problems of high cost and limited reagent utilization, and some valuable metals are lost in the subsequent purification process of the leaching solution. To reduce the cost of reagents, this study proposes the use of low-cost SO as a reagent combined with pressure leaching to efficiently recover high-valence metals from delithiated materials of spent LIBs, while selective solvent extraction is used to remove trace impurities in the leaching solution to avoid the loss of valuable metals.
View Article and Find Full Text PDFPhys Chem Chem Phys
November 2023
Notre Dame Radiation Laboratory, University of Notre Dame, Notre Dame, IN 46556, USA.
The radiation- and chemically-induced radicals from tributyl phosphate (TBP) have been characterized by EPR spectroscopy and theoretical calculations. The yield of X-ray-generated TBP radicals measured by a PBN spin trap is 0.22 μmol J (2.
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