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Article
Evaluation of perfluorinated compounds in seven wastewater treatment plants in Bei**g urban areas
The presence of perfluorinated compounds (PFCs) in seven major wastewater treatment plants (WWTPs) in Bei**g was investigated in the current study. We detected nine PFCs in all the wastewater and sludge sampl...
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Article
Solid-phase extraction of sulfonylurea herbicides from water samples with single-walled carbon nanotubes disk
This study presents a new, easily made and practical solid-phase extraction disk, a single-walled carbon nanotubes (SWCNTs) disk. The properties of the disk were evaluated by extracting large volumes of aqueou...
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Article
An improved ion chromatographic method for determination of trace levels of perchlorate in environmental water
An improved ion chromatographic (IC) method was developed to determine trace levels of perchlorate in environmental water samples. Perchlorate was separated in the hydroxide selective column IonPac AS16 using ...
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Article
A liquid–liquid extraction technique for phthalate esters with water-soluble organic solvents by adding inorganic salts
In the presence of inorganic salts, the mixture solution of some water-soluble organic solvents and water can form two clearly separated phases. One is the organic solvent rich phase, the other is the water ri...
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Article
A Novel Simplified Column-Switching Technique for the Determination of Traces of Bromate in High Concentration Matrices
The column-switching technique has been widely used to determine trace level ions in the presence of high concentration matrix. A novel simplified column-switching method is proposed where bromate (as a model ...
