Search
Search Results
-
Reversed Phase Dispersive Liquid–Liquid Microextraction for Sensitive Ion Chromatographic Determination of Metal Cations in Sesame Oil
Reversed-phase dispersive liquid–liquid microextraction (RP-DLLME) was proposed in the present work to separate and preconcentrate metal cations in...
-
Homogeneous Liquid–Liquid Microextraction
The development of liquid phase microextraction methods has led to significant progress in extraction processes by overcoming several challenges...
-
Development of a reversed-phase dispersive liquid–liquid microextraction method for the extraction and preconcentration of lead and cadmium ions in some cosmetic products
In present study, a reversed-phase dispersive liquid–liquid microextraction method followed by flame atomic absorption spectrometry as a low cost,...
-
Rapid and Sensitive Quantitation of Inorganic Anions in Olive Oil by Coupling Reversed-Phase Dispersive Liquid–Liquid Microextraction and Ion Chromatography
A rapid and sensitive method was developed for the preconcentration and quantitation of inorganic anions in virgin olive oil (VOO) by coupling...
-
Analysis of Basic Psychotropic Drugs in Biological Fluids and Tissues by RP-HPLC Method
This chapter presents the analysis of basic psychotropic drugs by high-performance liquid chromatography in the reversed-phase systems (RP-HPLC)....
-
Analysis of Basic Psychotropic Drugs in Biological Fluids and Tissues by RP-HPLC Method
This chapter presents the analysis of basic psychotropic drugs by high-performance liquid chromatography in the reversed-phase systems (RP-HPLC)....
-
A solvent collection technique using dispersive liquid–liquid microextraction coupled with spectrophotometry for the trace determination of folic acid in pure, dosage forms and flaxseed
A simple, rapid and environmentally friendly dispersive liquid–liquid microextraction method-based spectrophotometric method for the trace...
-
Hydrophobic Eutectic Solvents Based on Perfluorinated Hydrogen Bond Donors as Extractants for Dispersive Liquid–Liquid Microextraction
In this work, six hydrophobic eutectic solvents composed of menthol, tetrabutylammonium chloride, and tetrahexylammonium chloride as hydrogen-bond...
-
Reversed-Phase Dispersive Liquid-Liquid Microextraction (RP-DLLME) as a Green Sample Preparation Method for Multielement Determination in Fish Oil by ICP-OES
A new and simple method for Cd, Fe, Mn, Ni, Pb, and Zn determination in fish oil by inductively coupled plasma optical emission spectrometry...
-
Dispersive Liquid–Liquid Microextraction of Pesticides Using Ionic Liquids As Extractants
AbstractIt is found that ionic liquids (ILs) based on imidazole can be used as extractants in the dispersive liquid–liquid microextraction of...
-
Sample extraction techniques and high-performance liquid chromatographic methods for the analysis of bisphenols
Bisphenols (BPs) have attracted attention worldwide due to their distribution in environmental, biological fluids and food matrices. Therefore, the...
-
Ultrasound-Assisted Dispersive Liquid-Liquid Microextraction Based on Melting of the Donor Phase: a New Approach for the Determination of Trace Elements in Solid Samples
A novel ultrasound-assisted dispersive liquid-liquid microextraction (UA-DLLME) based on melting of the donor phase for the determination of Cd, Cu,...
-
Facile and rapid preparation of magnetic octadecylamine nanocomposite and its application as a capable adsorbent in magnetic dispersive solid phase extraction of some polycyclic aromatic hydrocarbons from wastewater samples
In this research, modified magnetic nanoparticles were prepared to be served as a magnetic dispersive solid phase extraction adsorbent for the...
-
Development of a vortex-assisted dispersive micro-solid-phase extraction using reduced graphene oxide/Fe3O4 nanocomposites for the determination of chlorfenson pesticide in green tea samples by high-performance liquid chromatography-ultraviolet detection
Pesticides are the group of chemicals used for the protection of plants against pests and other harmful organisms. The excessive and uncontrolled...
-
Ultrasound-Assisted Matrix Solid-Phase Dispersion Coupled with Reversed-Phase Dispersive Liquid–Liquid Microextraction for Determination of Vitamin C in Various Matrices
For the first time, ultrasound-assisted matrix solid-phase dispersion (UA-MSPD) and reversed-phase dispersive liquid–liquid microextraction...
-
Determination of Residual Amounts of Antibiotics in Environmental Samples and Food Products
AbstractWe present a review of methods for the sample preparation and determination of residual amounts of antibiotics in environmental samples and...
-
Cu (II)-based metal-organic framework functionalized with graphene oxide as a sorbent for the dispersive micro-solid-phase extraction of losartan potassium from water
In this study, a new metal–organic framework (MOF) based on copper (II) functionalized with graphene oxide (MOF-Cu@GO) was successfully synthesized...
-
An In Situ Dansylation Ultrasound-Assisted Dispersive Liquid-Liquid Microextraction Based on Ionic Liquid for Determination of Biogenic Amines in Foods
An in situ derivatization combined with ionic liquid-based ultrasound-assisted dispersive liquid-liquid microextraction (IL-USADLLME) method was...
-
A review of the modern principles and applications of solid-phase extraction techniques in chromatographic analysis
Analytical processes involving sample preparation, separation, and quantifying analytes in complex mixtures are indispensable in modern-day analysis....
-
Salt-assisted liquid–liquid extraction coupled with reversed-phase dispersive liquid–liquid microextraction for sensitive HPLC determination of paraquat in environmental and food samples
In this study, salt-assisted liquid–liquid extraction (SALLE) method is coupled with reversed-phase dispersive liquid–liquid microextraction...
